Improve grammar and sentence structure of app.md
Improve grammar and sentence structure of app.md

Improve the grammar and sentence structure of app.md. Replace references to Mac with OS X for consistency with other docs and use the OS X nomenclature of notification rather than message.
subblue/electron,iftekeriba/electron,cos2004/electron,RIAEvangelist/electron,leethomas/electron,oiledCode/electron,kcrt/electron,jannishuebl/electron,jcblw/electron,trankmichael/electron,digideskio/electron,bright-sparks/electron,leethomas/electron,synaptek/electron,felixrieseberg/electron,anko/electron,roadev/electron,sshiting/electron,ervinb/electron,electron/electron,takashi/electron,eriser/electron,shockone/electron,trankmichael/electron,tylergibson/electron,gbn972/electron,shaundunne/electron,Rokt33r/electron,Floato/electron,brave/electron,LadyNaggaga/electron,vaginessa/electron,kenmozi/electron,gerhardberger/electron,bright-sparks/electron,adamjgray/electron,jonatasfreitasv/electron,smczk/electron,thingsinjars/electron,shaundunne/electron,yan-foto/electron,gamedevsam/electron,Zagorakiss/electron,pirafrank/electron,mrwizard82d1/electron,biblerule/UMCTelnetHub,trigrass2/electron,kokdemo/electron,renaesop/electron,aliib/electron,digideskio/electron,Evercoder/electron,SufianHassan/electron,joneit/electron,GoooIce/electron,leftstick/electron,arusakov/electron,jiaz/electron,tincan24/electron,cqqccqc/electron,shaundunne/electron,fomojola/electron,voidbridge/electron,ianscrivener/electron,gbn972/electron,bobwol/electron,gabrielPeart/electron,xiruibing/electron,wan-qy/electron,Evercoder/electron,the-ress/electron,ianscrivener/electron,adamjgray/electron,shiftkey/electron,tinydew4/electron,gabriel/electron,electron/electron,mrwizard82d1/electron,sshiting/electron,medixdev/electron,farmisen/electron,ankitaggarwal011/electron,stevekinney/electron,renaesop/electron,setzer777/electron,ankitaggarwal011/electron,nicobot/electron,pirafrank/electron,abhishekgahlot/electron,aliib/electron,Gerhut/electron,rreimann/electron,gabrielPeart/electron,pombredanne/electron,astoilkov/electron,thingsinjars/electron,arturts/electron,fomojola/electron,farmisen/electron,LadyNaggaga/electron,d-salas/electron,yalexx/electron,SufianHassan/electron,gbn972/electron,sshiting/electron,mattotodd/electron,dongjoon-hyun/electron,voidbridge/electron,etiktin/electron,cos2004/electron,davazp/electron,icattlecoder/electron,eric-seekas/electron,beni55/electron,eriser/electron,gbn972/electron,John-Lin/electron,jiaz/electron,jannishuebl/electron,leolujuyi/electron,coderhaoxin/electron,thompsonemerson/electron,renaesop/electron,destan/electron,SufianHassan/electron,greyhwndz/electron,tonyganch/electron,soulteary/electron,Jacobichou/electron,IonicaBizauKitchen/electron,gbn972/electron,adcentury/electron,iftekeriba/electron,natgolov/electron,Floato/electron,chriskdon/electron,Jonekee/electron,vipulroxx/electron,vHanda/electron,gamedevsam/electron,howmuchcomputer/electron,nekuz0r/electron,greyhwndz/electron,bright-sparks/electron,natgolov/electron,mjaniszew/electron,cos2004/electron,sircharleswatson/electron,tomashanacek/electron,simonfork/electron,Neron-X5/electron,carsonmcdonald/electron,Andrey-Pavlov/electron,gabriel/electron,lzpfmh/electron,seanchas116/electron,jaanus/electron,fritx/electron,kazupon/electron,posix4e/electron,yalexx/electron,shockone/electron,faizalpribadi/electron,jcblw/electron,aichingm/electron,jjz/electron,kazupon/electron,jhen0409/electron,brave/electron,astoilkov/electron,jaanus/electron,michaelchiche/electron,farmisen/electron,neutrous/electron,pirafrank/electron,thompsonemerson/electron,dongjoon-hyun/electron,bruce/electron,bwiggs/electron,adcentury/electron,meowlab/electron,soulteary/electron,tonyganch/electron,seanchas116/electron,edulan/electron,John-Lin/electron,smczk/electron,aaron-goshine/electron,RobertJGabriel/electron,howmuchcomputer/electron,michaelchiche/electron,Jonekee/electron,icattlecoder/electron,farmisen/electron,gabriel/electron,michaelchiche/electron,etiktin/electron,tonyganch/electron,fritx/electron,bright-sparks/electron,iftekeriba/electron,shiftkey/electron,BionicClick/electron,joaomoreno/atom-shell,leftstick/electron,kazupon/electron,nekuz0r/electron,jhen0409/electron,sky7sea/electron,webmechanicx/electron,Neron-X5/electron,tylergibson/electron,Andrey-Pavlov/electron,kostia/electron,iftekeriba/electron,shaundunne/electron,JussMee15/electron,wolfflow/electron,LadyNaggaga/electron,simongregory/electron,cos2004/electron,RobertJGabriel/electron,michaelchiche/electron,mattotodd/electron,voidbridge/electron,brenca/electron,the-ress/electron,felixrieseberg/electron,gabriel/electron,Jacobichou/electron,arturts/electron,cqqccqc/electron,Rokt33r/electron,bitemyapp/electron,meowlab/electron,jaanus/electron,RIAEvangelist/electron,gamedevsam/electron,astoilkov/electron,faizalpribadi/electron,Evercoder/electron,SufianHassan/electron,kostia/electron,preco21/electron,simongregory/electron,tonyganch/electron,gerhardberger/electron,the-ress/electron,gerhardberger/electron,ankitaggarwal011/electron,faizalpribadi/electron,smczk/electron,joneit/electron,shockone/electron,faizalpribadi/electron,renaesop/electron,etiktin/electron,digideskio/electron,tylergibson/electron,Zagorakiss/electron,mrwizard82d1/electron,jcblw/electron,lrlna/electron,joneit/electron,eric-seekas/electron,leethomas/electron,kostia/electron,abhishekgahlot/electron,tomashanacek/electron,micalan/electron,JesselJohn/electron,tomashanacek/electron,jtburke/electron,fomojola/electron,jannishuebl/electron,webmechanicx/electron,ervinb/electron,kcrt/electron,thingsinjars/electron,twolfson/electron,jhen0409/electron,aichingm/electron,soulteary/electron,saronwei/electron,arusakov/electron,wolfflow/electron,evgenyzinoviev/electron,aliib/electron,destan/electron,pombredanne/electron,thompsonemerson/electron,lrlna/electron,davazp/electron,destan/electron,sshiting/electron,jlhbaseball15/electron,abhishekgahlot/electron,lzpfmh/electron,christian-bromann/electron,miniak/electron,bbondy/electron,bobwol/electron,brenca/electron,bpasero/electron,bruce/electron,JesselJohn/electron,bwiggs/electron,JussMee15/electron,baiwyc119/electron,kazupon/electron,John-Lin/electron,carsonmcdonald/electron,leolujuyi/electron,xfstudio/electron,ianscrivener/electron,jlhbaseball15/electron,wan-qy/electron,rajatsingla28/electron,howmuchcomputer/electron,dongjoon-hyun/electron,bwiggs/electron,edulan/electron,leethomas/electron,neutrous/electron,noikiy/electron,rhencke/electron,lrlna/electron,IonicaBizauKitchen/electron,micalan/electron,ervinb/electron,jtburke/electron,roadev/electron,leolujuyi/electron,preco21/electron,tinydew4/electron,eric-seekas/electron,lzpfmh/electron,roadev/electron,pombredanne/electron,GoooIce/electron,tinydew4/electron,vHanda/electron,rreimann/electron,aliib/electron,BionicClick/electron,RIAEvangelist/electron,JesselJohn/electron,gabriel/electron,SufianHassan/electron,nicobot/electron,vipulroxx/electron,adamjgray/electron,zhakui/electron,christian-bromann/electron,bwiggs/electron,roadev/electron,electron/electron,mjaniszew/electron,mirrh/electron,shennushi/electron,pandoraui/electron,kenmozi/electron,aecca/electron,takashi/electron,rajatsingla28/electron,synaptek/electron,arturts/electron,twolfson/electron,oiledCode/electron,jlhbaseball15/electron,mjaniszew/electron,thomsonreuters/electron,brave/electron,mattotodd/electron,voidbridge/electron,davazp/electron,Jonekee/electron,voidbridge/electron,rajatsingla28/electron,smczk/electron,simonfork/electron,arusakov/electron,micalan/electron,jannishuebl/electron,jaanus/electron,matiasinsaurralde/electron,synaptek/electron,soulteary/electron,ervinb/electron,tonyganch/electron,leethomas/electron,arusakov/electron,aichingm/electron,noikiy/electron,bbondy/electron,IonicaBizauKitchen/electron,destan/electron,rreimann/electron,edulan/electron,synaptek/electron,nicobot/electron,Jacobichou/electron,trankmichael/electron,trigrass2/electron,Jacobichou/electron,wolfflow/electron,kokdemo/electron,tincan24/electron,rajatsingla28/electron,pombredanne/electron,fffej/electron,shiftkey/electron,bright-sparks/electron,astoilkov/electron,Jonekee/electron,vipulroxx/electron,simonfork/electron,ankitaggarwal011/electron,leftstick/electron,biblerule/UMCTelnetHub,anko/electron,greyhwndz/electron,zhakui/electron,RobertJGabriel/electron,bpasero/electron,felixrieseberg/electron,fffej/electron,saronwei/electron,xfstudio/electron,vipulroxx/electron,nekuz0r/electron,jjz/electron,electron/electron,matiasinsaurralde/electron,neutrous/electron,egoist/electron,gamedevsam/electron,brave/muon,bpasero/electron,ankitaggarwal011/electron,felixrieseberg/electron,deed02392/electron,ervinb/electron,vaginessa/electron,fffej/electron,thomsonreuters/electron,coderhaoxin/electron,fritx/electron,yan-foto/electron,baiwyc119/electron,thingsinjars/electron,aliib/electron,aaron-goshine/electron,trankmichael/electron,aliib/electron,IonicaBizauKitchen/electron,anko/electron,cos2004/electron,miniak/electron,wan-qy/electron,dongjoon-hyun/electron,fomojola/electron,setzer777/electron,bitemyapp/electron,bobwol/electron,egoist/electron,Jonekee/electron,sky7sea/electron,yalexx/electron,aecca/electron,mrwizard82d1/electron,SufianHassan/electron,d-salas/electron,gabrielPeart/electron,micalan/electron,jsutcodes/electron,vHanda/electron,GoooIce/electron,jtburke/electron,gbn972/electron,LadyNaggaga/electron,baiwyc119/electron,minggo/electron,natgolov/electron,chriskdon/electron,shiftkey/electron,robinvandernoord/electron,RobertJGabriel/electron,John-Lin/electron,Jonekee/electron,micalan/electron,bright-sparks/electron,takashi/electron,saronwei/electron,egoist/electron,arturts/electron,gabrielPeart/electron,eriser/electron,MaxWhere/electron,aaron-goshine/electron,leethomas/electron,neutrous/electron,neutrous/electron,webmechanicx/electron,kcrt/electron,voidbridge/electron,jlhbaseball15/electron,digideskio/electron,eric-seekas/electron,Zagorakiss/electron,gamedevsam/electron,bbondy/electron,baiwyc119/electron,nekuz0r/electron,thomsonreuters/electron,setzer777/electron,kokdemo/electron,posix4e/electron,icattlecoder/electron,simonfork/electron,seanchas116/electron,jiaz/electron,mjaniszew/electron,jhen0409/electron,biblerule/UMCTelnetHub,tinydew4/electron,smczk/electron,abhishekgahlot/electron,edulan/electron,roadev/electron,RobertJGabriel/electron,posix4e/electron,GoooIce/electron,robinvandernoord/electron,pandoraui/electron,yan-foto/electron,anko/electron,brave/electron,medixdev/electron,Zagorakiss/electron,simongregory/electron,setzer777/electron,neutrous/electron,sky7sea/electron,etiktin/electron,stevekinney/electron,joneit/electron,adcentury/electron,xiruibing/electron,thomsonreuters/electron,kcrt/electron,eriser/electron,stevekinney/electron,JesselJohn/electron,miniak/electron,jtburke/electron,aecca/electron,gabriel/electron,carsonmcdonald/electron,thompsonemerson/electron,MaxWhere/electron,JesselJohn/electron,rhencke/electron,matiasinsaurralde/electron,brenca/electron,zhakui/electron,twolfson/electron,pirafrank/electron,GoooIce/electron,sircharleswatson/electron,nekuz0r/electron,joneit/electron,rajatsingla28/electron,sky7sea/electron,bobwol/electron,Zagorakiss/electron,jiaz/electron,brave/muon,gerhardberger/electron,arusakov/electron,nicholasess/electron,minggo/electron,leftstick/electron,wan-qy/electron,the-ress/electron,christian-bromann/electron,simonfork/electron,evgenyzinoviev/electron,adcentury/electron,seanchas116/electron,soulteary/electron,chriskdon/electron,lzpfmh/electron,electron/electron,jsutcodes/electron,iftekeriba/electron,jjz/electron,howmuchcomputer/electron,coderhaoxin/electron,seanchas116/electron,evgenyzinoviev/electron,nicholasess/electron,jhen0409/electron,stevemao/electron,wolfflow/electron,d-salas/electron,baiwyc119/electron,matiasinsaurralde/electron,Jacobichou/electron,xiruibing/electron,kenmozi/electron,icattlecoder/electron,BionicClick/electron,rhencke/electron,brave/muon,brave/muon,kcrt/electron,christian-bromann/electron,oiledCode/electron,JussMee15/electron,etiktin/electron,subblue/electron,chriskdon/electron,simongregory/electron,kenmozi/electron,thomsonreuters/electron,tomashanacek/electron,iftekeriba/electron,xfstudio/electron,Gerhut/electron,tonyganch/electron,sky7sea/electron,takashi/electron,GoooIce/electron,evgenyzinoviev/electron,brenca/electron,Evercoder/electron,abhishekgahlot/electron,Floato/electron,jsutcodes/electron,edulan/electron,aaron-goshine/electron,gabrielPeart/electron,joaomoreno/atom-shell,biblerule/UMCTelnetHub,saronwei/electron,carsonmcdonald/electron,the-ress/electron,jonatasfreitasv/electron,christian-bromann/electron,aecca/electron,fffej/electron,xiruibing/electron,coderhaoxin/electron,Floato/electron,stevekinney/electron,nicholasess/electron,natgolov/electron,brave/electron,beni55/electron,Gerhut/electron,oiledCode/electron,MaxWhere/electron,egoist/electron,pombredanne/electron,gamedevsam/electron,oiledCode/electron,minggo/electron,aecca/electron,brave/muon,medixdev/electron,rreimann/electron,pandoraui/electron,fritx/electron,MaxWhere/electron,jannishuebl/electron,wan-qy/electron,felixrieseberg/electron,deed02392/electron,jaanus/electron,thomsonreuters/electron,leolujuyi/electron,beni55/electron,jonatasfreitasv/electron,jcblw/electron,joaomoreno/atom-shell,farmisen/electron,thingsinjars/electron,digideskio/electron,vaginessa/electron,stevemao/electron,jonatasfreitasv/electron,dongjoon-hyun/electron,stevekinney/electron,greyhwndz/electron,webmechanicx/electron,eriser/electron,egoist/electron,kostia/electron,cqqccqc/electron,howmuchcomputer/electron,egoist/electron,michaelchiche/electron,chriskdon/electron,renaesop/electron,adamjgray/electron,pandoraui/electron,lrlna/electron,ianscrivener/electron,fffej/electron,tincan24/electron,setzer777/electron,noikiy/electron,jsutcodes/electron,faizalpribadi/electron,mirrh/electron,kazupon/electron,tinydew4/electron,faizalpribadi/electron,noikiy/electron,bbondy/electron,RIAEvangelist/electron,natgolov/electron,lzpfmh/electron,roadev/electron,Rokt33r/electron,BionicClick/electron,mjaniszew/electron,greyhwndz/electron,beni55/electron,eriser/electron,natgolov/electron,leftstick/electron,Gerhut/electron,shockone/electron,nicholasess/electron,shockone/electron,medixdev/electron,vipulroxx/electron,vaginessa/electron,RIAEvangelist/electron,mattotodd/electron,rreimann/electron,cos2004/electron,electron/electron,leolujuyi/electron,bpasero/electron,joaomoreno/atom-shell,LadyNaggaga/electron,vipulroxx/electron,posix4e/electron,coderhaoxin/electron,Floato/electron,astoilkov/electron,shiftkey/electron,bobwol/electron,Neron-X5/electron,JussMee15/electron,robinvandernoord/electron,mattotodd/electron,sircharleswatson/electron,deed02392/electron,lrlna/electron,cqqccqc/electron,aichingm/electron,jtburke/electron,Rokt33r/electron,gerhardberger/electron,meowlab/electron,bruce/electron,jsutcodes/electron,Andrey-Pavlov/electron,tylergibson/electron,joaomoreno/atom-shell,pirafrank/electron,twolfson/electron,fomojola/electron,ervinb/electron,MaxWhere/electron,yalexx/electron,fritx/electron,lzpfmh/electron,astoilkov/electron,Evercoder/electron,michaelchiche/electron,Neron-X5/electron,mirrh/electron,simongregory/electron,seanchas116/electron,bbondy/electron,sircharleswatson/electron,jiaz/electron,brave/electron,jlhbaseball15/electron,tincan24/electron,rhencke/electron,howmuchcomputer/electron,xiruibing/electron,mrwizard82d1/electron,John-Lin/electron,greyhwndz/electron,mirrh/electron,thingsinjars/electron,medixdev/electron,sshiting/electron,shennushi/electron,nicholasess/electron,vaginessa/electron,destan/electron,vHanda/electron,pandoraui/electron,pandoraui/electron,gerhardberger/electron,aaron-goshine/electron,ianscrivener/electron,d-salas/electron,ianscrivener/electron,deed02392/electron,jonatasfreitasv/electron,nicobot/electron,meowlab/electron,kokdemo/electron,trankmichael/electron,joaomoreno/atom-shell,yan-foto/electron,rreimann/electron,wan-qy/electron,soulteary/electron,LadyNaggaga/electron,deed02392/electron,twolfson/electron,matiasinsaurralde/electron,Neron-X5/electron,preco21/electron,yan-foto/electron,subblue/electron,stevekinney/electron,JesselJohn/electron,minggo/electron,stevemao/electron,synaptek/electron,shockone/electron,icattlecoder/electron,dongjoon-hyun/electron,medixdev/electron,nicobot/electron,subblue/electron,RIAEvangelist/electron,evgenyzinoviev/electron,evgenyzinoviev/electron,eric-seekas/electron,bobwol/electron,ankitaggarwal011/electron,zhakui/electron,micalan/electron,jannishuebl/electron,lrlna/electron,sircharleswatson/electron,smczk/electron,kostia/electron,jlhbaseball15/electron,jiaz/electron,fomojola/electron,rhencke/electron,minggo/electron,stevemao/electron,renaesop/electron,jjz/electron,miniak/electron,davazp/electron,setzer777/electron,thompsonemerson/electron,gerhardberger/electron,trigrass2/electron,BionicClick/electron,jsutcodes/electron,carsonmcdonald/electron,rhencke/electron,abhishekgahlot/electron,anko/electron,miniak/electron,nicobot/electron,trigrass2/electron,noikiy/electron,saronwei/electron,pirafrank/electron,preco21/electron,subblue/electron,leolujuyi/electron,edulan/electron,chriskdon/electron,mjaniszew/electron,robinvandernoord/electron,RobertJGabriel/electron,Evercoder/electron,yan-foto/electron,thompsonemerson/electron,pombredanne/electron,shennushi/electron,shennushi/electron,fritx/electron,kenmozi/electron,leftstick/electron,xfstudio/electron,tinydew4/electron,d-salas/electron,d-salas/electron,Zagorakiss/electron,Gerhut/electron,brenca/electron,mattotodd/electron,meowlab/electron,miniak/electron,bpasero/electron,bpasero/electron,anko/electron,bitemyapp/electron,BionicClick/electron,deed02392/electron,jonatasfreitasv/electron,trigrass2/electron,etiktin/electron,subblue/electron,rajatsingla28/electron,baiwyc119/electron,adamjgray/electron,cqqccqc/electron,bruce/electron,aecca/electron,shaundunne/electron,xfstudio/electron,joneit/electron,wolfflow/electron,arusakov/electron,fffej/electron,Rokt33r/electron,noikiy/electron,meowlab/electron,IonicaBizauKitchen/electron,webmechanicx/electron,nicholasess/electron,bpasero/electron,preco21/electron,shiftkey/electron,aichingm/electron,davazp/electron,tincan24/electron,farmisen/electron,Andrey-Pavlov/electron,jhen0409/electron,kokdemo/electron,Jacobichou/electron,beni55/electron,posix4e/electron,Floato/electron,jjz/electron,bwiggs/electron,sky7sea/electron,vaginessa/electron,kostia/electron,zhakui/electron,posix4e/electron,jtburke/electron,biblerule/UMCTelnetHub,carsonmcdonald/electron,stevemao/electron,icattlecoder/electron,sircharleswatson/electron,IonicaBizauKitchen/electron,vHanda/electron,robinvandernoord/electron,robinvandernoord/electron,twolfson/electron,coderhaoxin/electron,bruce/electron,matiasinsaurralde/electron,arturts/electron,nekuz0r/electron,oiledCode/electron,Rokt33r/electron,wolfflow/electron,preco21/electron,shennushi/electron,yalexx/electron,beni55/electron,takashi/electron,christian-bromann/electron,mrwizard82d1/electron,JussMee15/electron,kenmozi/electron,zhakui/electron,bbondy/electron,minggo/electron,adamjgray/electron,trigrass2/electron,jcblw/electron,bwiggs/electron,destan/electron,arturts/electron,felixrieseberg/electron,vHanda/electron,stevemao/electron,kcrt/electron,yalexx/electron,webmechanicx/electron,sshiting/electron,brave/muon,jcblw/electron,bitemyapp/electron,Andrey-Pavlov/electron,davazp/electron,bruce/electron,bitemyapp/electron,electron/electron,Gerhut/electron,the-ress/electron,trankmichael/electron,jaanus/electron,brenca/electron,tincan24/electron,simongregory/electron,tylergibson/electron,biblerule/UMCTelnetHub,saronwei/electron,JussMee15/electron,tomashanacek/electron,tylergibson/electron,digideskio/electron,tomashanacek/electron,xfstudio/electron,kazupon/electron,adcentury/electron,xiruibing/electron,John-Lin/electron,aaron-goshine/electron,shaundunne/electron,eric-seekas/electron,cqqccqc/electron,mirrh/electron,Neron-X5/electron,the-ress/electron,adcentury/electron,aichingm/electron,shennushi/electron,bitemyapp/electron,synaptek/electron,mirrh/electron,MaxWhere/electron,simonfork/electron,takashi/electron,gabrielPeart/electron,jjz/electron,kokdemo/electron,Andrey-Pavlov/electron