Pass previous value to the callback in config.observe()
Pass previous value to the callback in config.observe()

florianb/atom,rsvip/aTom,tanin47/atom,omarhuanca/atom,Arcanemagus/atom,ppamorim/atom,rxkit/atom,constanzaurzua/atom,001szymon/atom,yamhon/atom,lpommers/atom,bradgearon/atom,0x73/atom,constanzaurzua/atom,yalexx/atom,jtrose2/atom,batjko/atom,mnquintana/atom,vinodpanicker/atom,anuwat121/atom,gabrielPeart/atom,0x73/atom,pombredanne/atom,transcranial/atom,Locke23rus/atom,vcarrera/atom,AlbertoBarrago/atom,phord/atom,ppamorim/atom,folpindo/atom,mdumrauf/atom,kevinrenaers/atom,avdg/atom,Locke23rus/atom,atom/atom,Neron-X5/atom,Abdillah/atom,h0dgep0dge/atom,acontreras89/atom,basarat/atom,acontreras89/atom,davideg/atom,AlexxNica/atom,CraZySacX/atom,ivoadf/atom,hagb4rd/atom,andrewleverette/atom,liuderchi/atom,palita01/atom,dannyflax/atom,GHackAnonymous/atom,hpham04/atom,pombredanne/atom,hharchani/atom,NunoEdgarGub1/atom,yomybaby/atom,gontadu/atom,qskycolor/atom,pombredanne/atom,githubteacher/atom,Jandersolutions/atom,isghe/atom,rjattrill/atom,abe33/atom,boomwaiza/atom,mdumrauf/atom,matthewclendening/atom,GHackAnonymous/atom,vjeux/atom,Klozz/atom,oggy/atom,lisonma/atom,erikhakansson/atom,ykeisuke/atom,kdheepak89/atom,splodingsocks/atom,batjko/atom,hagb4rd/atom,mostafaeweda/atom,sekcheong/atom,russlescai/atom,ObviouslyGreen/atom,acontreras89/atom,alfredxing/atom,jtrose2/atom,sotayamashita/atom,targeter21/atom,hagb4rd/atom,bcoe/atom,medovob/atom,KENJU/atom,dannyflax/atom,bcoe/atom,fredericksilva/atom,NunoEdgarGub1/atom,efatsi/atom,cyzn/atom,vinodpanicker/atom,abcP9110/atom,kc8wxm/atom,jacekkopecky/atom,scippio/atom,jordanbtucker/atom,vinodpanicker/atom,Austen-G/BlockBuilder,vcarrera/atom,me-benni/atom,davideg/atom,tjkr/atom,Jandersolutions/atom,Galactix/atom,lovesnow/atom,Neron-X5/atom,liuderchi/atom,ironbox360/atom,nvoron23/atom,dannyflax/atom,atom/atom,avdg/atom,hakatashi/atom,woss/atom,rookie125/atom,toqz/atom,t9md/atom,florianb/atom,Jandersolutions/atom,fredericksilva/atom,sekcheong/atom,bj7/atom,bryonwinger/atom,Andrey-Pavlov/atom,devoncarew/atom,jacekkopecky/atom,batjko/atom,basarat/atom,kjav/atom,ralphtheninja/atom,codex8/atom,stuartquin/atom,gzzhanghao/atom,bryonwinger/atom,originye/atom,Ju2ender/atom,kandros/atom,RobinTec/atom,targeter21/atom,amine7536/atom,alexandergmann/atom,mertkahyaoglu/atom,rxkit/atom,brettle/atom,Shekharrajak/atom,pkdevbox/atom,isghe/atom,hellendag/atom,ali/atom,efatsi/atom,codex8/atom,deepfox/atom,anuwat121/atom,einarmagnus/atom,devoncarew/atom,kjav/atom,yalexx/atom,vcarrera/atom,Jandersolutions/atom,nucked/atom,me6iaton/atom,yalexx/atom,nvoron23/atom,Huaraz2/atom,Ingramz/atom,Galactix/atom,russlescai/atom,ardeshirj/atom,me-benni/atom,vhutheesing/atom,Andrey-Pavlov/atom,AlexxNica/atom,devmario/atom,hpham04/atom,palita01/atom,kdheepak89/atom,chengky/atom,sotayamashita/atom,yomybaby/atom,execjosh/atom,rsvip/aTom,chfritz/atom,devmario/atom,stuartquin/atom,paulcbetts/atom,scv119/atom,yalexx/atom,rlugojr/atom,bencolon/atom,lisonma/atom,acontreras89/atom,omarhuanca/atom,bolinfest/atom,Ju2ender/atom,amine7536/atom,kandros/atom,john-kelly/atom,darwin/atom,niklabh/atom,mrodalgaard/atom,johnhaley81/atom,Shekharrajak/atom,CraZySacX/atom,Sangaroonaom/atom,scippio/atom,sillvan/atom,sebmck/atom,burodepeper/atom,crazyquark/atom,YunchengLiao/atom,rsvip/aTom,ali/atom,decaffeinate-examples/atom,champagnez/atom,toqz/atom,toqz/atom,devmario/atom,AlbertoBarrago/atom,chengky/atom,KENJU/atom,SlimeQ/atom,jjz/atom,KENJU/atom,FIT-CSE2410-A-Bombs/atom,RobinTec/atom,Huaraz2/atom,ali/atom,stinsonga/atom,Jdesk/atom,yamhon/atom,dkfiresky/atom,johnrizzo1/atom,jacekkopecky/atom,mostafaeweda/atom,AdrianVovk/substance-ide,mrodalgaard/atom,qiujuer/atom,Galactix/atom,G-Baby/atom,kdheepak89/atom,basarat/atom,jjz/atom,Dennis1978/atom,tmunro/atom,abe33/atom,liuxiong332/atom,Rodjana/atom,mertkahyaoglu/atom,xream/atom,dsandstrom/atom,gabrielPeart/atom,john-kelly/atom,pombredanne/atom,hharchani/atom,batjko/atom,ReddTea/atom,dkfiresky/atom,isghe/atom,prembasumatary/atom,hagb4rd/atom,dsandstrom/atom,charleswhchan/atom,alfredxing/atom,DiogoXRP/atom,boomwaiza/atom,dsandstrom/atom,ashneo76/atom,AdrianVovk/substance-ide,alexandergmann/atom,synaptek/atom,erikhakansson/atom,fredericksilva/atom,charleswhchan/atom,bryonwinger/atom,atom/atom,ezeoleaf/atom,yamhon/atom,kdheepak89/atom,MjAbuz/atom,AlbertoBarrago/atom,ppamorim/atom,Austen-G/BlockBuilder,medovob/atom,pengshp/atom,boomwaiza/atom,SlimeQ/atom,NunoEdgarGub1/atom,Andrey-Pavlov/atom,toqz/atom,matthewclendening/atom,mostafaeweda/atom,champagnez/atom,ilovezy/atom,dijs/atom,florianb/atom,devoncarew/atom,hpham04/atom,brumm/atom,sillvan/atom,jlord/atom,FoldingText/atom,GHackAnonymous/atom,hellendag/atom,decaffeinate-examples/atom,rsvip/aTom,jordanbtucker/atom,FoldingText/atom,champagnez/atom,liuxiong332/atom,fedorov/atom,harshdattani/atom,G-Baby/atom,Mokolea/atom,vhutheesing/atom,Arcanemagus/atom,acontreras89/atom,kittens/atom,vjeux/atom,lisonma/atom,rmartin/atom,batjko/atom,GHackAnonymous/atom,isghe/atom,fscherwi/atom,execjosh/atom,transcranial/atom,ezeoleaf/atom,helber/atom,RobinTec/atom,sxgao3001/atom,Hasimir/atom,Abdillah/atom,jtrose2/atom,panuchart/atom,chengky/atom,RobinTec/atom,anuwat121/atom,svanharmelen/atom,darwin/atom,ObviouslyGreen/atom,nrodriguez13/atom,decaffeinate-examples/atom,constanzaurzua/atom,stinsonga/atom,Dennis1978/atom,kc8wxm/atom,kittens/atom,jacekkopecky/atom,splodingsocks/atom,mertkahyaoglu/atom,Rychard/atom,lpommers/atom,amine7536/atom,gzzhanghao/atom,deepfox/atom,jlord/atom,Rychard/atom,kc8wxm/atom,scv119/atom,githubteacher/atom,liuxiong332/atom,Jandersoft/atom,fredericksilva/atom,sekcheong/atom,kjav/atom,gisenberg/atom,florianb/atom,BogusCurry/atom,synaptek/atom,sxgao3001/atom,yomybaby/atom,wiggzz/atom,seedtigo/atom,vcarrera/atom,isghe/atom,Shekharrajak/atom,t9md/atom,deepfox/atom,Galactix/atom,ObviouslyGreen/atom,crazyquark/atom,pengshp/atom,Klozz/atom,Andrey-Pavlov/atom,Jandersoft/atom,ezeoleaf/atom,charleswhchan/atom,chfritz/atom,tony612/atom,bcoe/atom,rlugojr/atom,fang-yufeng/atom,tmunro/atom,synaptek/atom,john-kelly/atom,stinsonga/atom,mnquintana/atom,RobinTec/atom,dsandstrom/atom,nucked/atom,NunoEdgarGub1/atom,woss/atom,brettle/atom,0x73/atom,jordanbtucker/atom,sxgao3001/atom,lovesnow/atom,MjAbuz/atom,beni55/atom,transcranial/atom,kaicataldo/atom,g2p/atom,crazyquark/atom,amine7536/atom,decaffeinate-examples/atom,pkdevbox/atom,Jdesk/atom,FoldingText/atom,chfritz/atom,folpindo/atom,Hasimir/atom,vjeux/atom,hharchani/atom,liuxiong332/atom,seedtigo/atom,sillvan/atom,liuderchi/atom,davideg/atom,tony612/atom,florianb/atom,synaptek/atom,brettle/atom,kc8wxm/atom,RuiDGoncalves/atom,mdumrauf/atom,YunchengLiao/atom,brumm/atom,BogusCurry/atom,Neron-X5/atom,deoxilix/atom,oggy/atom,oggy/atom,mostafaeweda/atom,xream/atom,jjz/atom,h0dgep0dge/atom,dsandstrom/atom,charleswhchan/atom,prembasumatary/atom,Hasimir/atom,n-riesco/atom,me-benni/atom,bencolon/atom,hakatashi/atom,kandros/atom,AlisaKiatkongkumthon/atom,burodepeper/atom,kittens/atom,andrewleverette/atom,svanharmelen/atom,qskycolor/atom,lovesnow/atom,sotayamashita/atom,russlescai/atom,paulcbetts/atom,ykeisuke/atom,Rodjana/atom,nvoron23/atom,ashneo76/atom,rmartin/atom,basarat/atom,avdg/atom,vcarrera/atom,crazyquark/atom,einarmagnus/atom,me6iaton/atom,AdrianVovk/substance-ide,bj7/atom,sebmck/atom,yalexx/atom,kdheepak89/atom,pombredanne/atom,sxgao3001/atom,einarmagnus/atom,Ju2ender/atom,qskycolor/atom,erikhakansson/atom,AlisaKiatkongkumthon/atom,jtrose2/atom,helber/atom,KENJU/atom,targeter21/atom,matthewclendening/atom,niklabh/atom,elkingtonmcb/atom,Jdesk/atom,FIT-CSE2410-A-Bombs/atom,mrodalgaard/atom,jjz/atom,deepfox/atom,ezeoleaf/atom,tony612/atom,Jonekee/atom,constanzaurzua/atom,bcoe/atom,n-riesco/atom,Abdillah/atom,bencolon/atom,KENJU/atom,rookie125/atom,devmario/atom,SlimeQ/atom,stuartquin/atom,GHackAnonymous/atom,medovob/atom,Ingramz/atom,amine7536/atom,devoncarew/atom,sxgao3001/atom,MjAbuz/atom,ilovezy/atom,fscherwi/atom,nvoron23/atom,Jdesk/atom,sebmck/atom,ReddTea/atom,fang-yufeng/atom,ppamorim/atom,rookie125/atom,liuderchi/atom,gisenberg/atom,yangchenghu/atom,Austen-G/BlockBuilder,BogusCurry/atom,abe33/atom,g2p/atom,mnquintana/atom,bryonwinger/atom,kevinrenaers/atom,originye/atom,ralphtheninja/atom,hpham04/atom,gisenberg/atom,vinodpanicker/atom,niklabh/atom,oggy/atom,me6iaton/atom,Klozz/atom,YunchengLiao/atom,tisu2tisu/atom,dannyflax/atom,abcP9110/atom,qskycolor/atom,mertkahyaoglu/atom,palita01/atom,me6iaton/atom,johnrizzo1/atom,vjeux/atom,prembasumatary/atom,stinsonga/atom,jeremyramin/atom,DiogoXRP/atom,omarhuanca/atom,omarhuanca/atom,nrodriguez13/atom,rsvip/aTom,gontadu/atom,liuxiong332/atom,h0dgep0dge/atom,jacekkopecky/atom,paulcbetts/atom,fredericksilva/atom,davideg/atom,MjAbuz/atom,seedtigo/atom,yangchenghu/atom,lpommers/atom,ralphtheninja/atom,cyzn/atom,dijs/atom,woss/atom,codex8/atom,n-riesco/atom,phord/atom,bj7/atom,panuchart/atom,matthewclendening/atom,kaicataldo/atom,dkfiresky/atom,FoldingText/atom,MjAbuz/atom,targeter21/atom,hharchani/atom,Huaraz2/atom,jlord/atom,sekcheong/atom,gzzhanghao/atom,githubteacher/atom,rjattrill/atom,Hasimir/atom,qiujuer/atom,prembasumatary/atom,RuiDGoncalves/atom,beni55/atom,harshdattani/atom,bolinfest/atom,Rychard/atom,Sangaroonaom/atom,lisonma/atom,YunchengLiao/atom,dkfiresky/atom,andrewleverette/atom,kc8wxm/atom,nrodriguez13/atom,rxkit/atom,tjkr/atom,deepfox/atom,ReddTea/atom,Austen-G/BlockBuilder,tony612/atom,Ju2ender/atom,t9md/atom,fedorov/atom,toqz/atom,hpham04/atom,0x73/atom,ilovezy/atom,me6iaton/atom,jeremyramin/atom,nvoron23/atom,Mokolea/atom,rjattrill/atom,jlord/atom,AlisaKiatkongkumthon/atom,einarmagnus/atom,nucked/atom,ykeisuke/atom,sebmck/atom,Abdillah/atom,Ingramz/atom,PKRoma/atom,n-riesco/atom,vinodpanicker/atom,sekcheong/atom,ivoadf/atom,Shekharrajak/atom,alexandergmann/atom,john-kelly/atom,rlugojr/atom,johnrizzo1/atom,matthewclendening/atom,kjav/atom,gisenberg/atom,ardeshirj/atom,bsmr-x-script/atom,deoxilix/atom,rmartin/atom,alfredxing/atom,ironbox360/atom,n-riesco/atom,jjz/atom,basarat/atom,fedorov/atom,kaicataldo/atom,codex8/atom,tjkr/atom,mnquintana/atom,harshdattani/atom,einarmagnus/atom,pengshp/atom,wiggzz/atom,paulcbetts/atom,kittens/atom,daxlab/atom,fedorov/atom,lovesnow/atom,helber/atom,tanin47/atom,hakatashi/atom,sillvan/atom,tisu2tisu/atom,bsmr-x-script/atom,daxlab/atom,gisenberg/atom,bsmr-x-script/atom,Locke23rus/atom,wiggzz/atom,oggy/atom,PKRoma/atom,rmartin/atom,kevinrenaers/atom,FoldingText/atom,elkingtonmcb/atom,scippio/atom,rjattrill/atom,mnquintana/atom,bradgearon/atom,rmartin/atom,SlimeQ/atom,basarat/atom,tanin47/atom,fang-yufeng/atom,fscherwi/atom,russlescai/atom,davideg/atom,jlord/atom,hagb4rd/atom,Austen-G/BlockBuilder,abcP9110/atom,scv119/atom,xream/atom,tmunro/atom,abcP9110/atom,Jandersoft/atom,codex8/atom,qiujuer/atom,constanzaurzua/atom,woss/atom,russlescai/atom,splodingsocks/atom,chengky/atom,cyzn/atom,bradgearon/atom,Jandersoft/atom,Jonekee/atom,kjav/atom,fang-yufeng/atom,targeter21/atom,FIT-CSE2410-A-Bombs/atom,tisu2tisu/atom,ali/atom,g2p/atom,ppamorim/atom,hharchani/atom,burodepeper/atom,devoncarew/atom,RuiDGoncalves/atom,devmario/atom,panuchart/atom,ali/atom,mertkahyaoglu/atom,dkfiresky/atom,bolinfest/atom,abcP9110/atom,daxlab/atom,synaptek/atom,jtrose2/atom,Abdillah/atom,Ju2ender/atom,phord/atom,fedorov/atom,YunchengLiao/atom,Jandersolutions/atom,SlimeQ/atom,jeremyramin/atom,fang-yufeng/atom,Andrey-Pavlov/atom,johnhaley81/atom,charleswhchan/atom,originye/atom,hellendag/atom,qskycolor/atom,chengky/atom,sillvan/atom,tony612/atom,FoldingText/atom,mostafaeweda/atom,qiujuer/atom,Neron-X5/atom,ardeshirj/atom,AlexxNica/atom,Arcanemagus/atom,Hasimir/atom,Jonekee/atom,Dennis1978/atom,ReddTea/atom,folpindo/atom,dannyflax/atom,dannyflax/atom,DiogoXRP/atom,splodingsocks/atom,Jdesk/atom,Galactix/atom,ilovezy/atom,NunoEdgarGub1/atom,pkdevbox/atom,ashneo76/atom,efatsi/atom,Rodjana/atom,gontadu/atom,vhutheesing/atom,hakatashi/atom,Shekharrajak/atom,crazyquark/atom,vjeux/atom,Neron-X5/atom,yomybaby/atom,qiujuer/atom,bcoe/atom,yangchenghu/atom,scv119/atom,brumm/atom,execjosh/atom,yomybaby/atom,ironbox360/atom,deoxilix/atom,ivoadf/atom,ReddTea/atom,CraZySacX/atom,lovesnow/atom,john-kelly/atom,omarhuanca/atom,beni55/atom,woss/atom,lisonma/atom,001szymon/atom,Jandersoft/atom,kittens/atom,G-Baby/atom,Mokolea/atom,sebmck/atom,johnhaley81/atom,prembasumatary/atom,001szymon/atom,gabrielPeart/atom,Sangaroonaom/atom,Austen-G/BlockBuilder,elkingtonmcb/atom,PKRoma/atom,jacekkopecky/atom,svanharmelen/atom,dijs/atom,h0dgep0dge/atom,ilovezy/atom,darwin/atom