multimarkdown: added unix wrapper scripts
multimarkdown: added unix wrapper scripts

NEW: installing additional wrapper scripts
NEW: test for mmd wrapper script as indicator of successful script installation

Closes #46629.
Closes #46704.

Signed-off-by: Dominyk Tiller <53e438f55903875d07efdd98a8aaf887e7208dd3@gmail.com>

SuperNEMO-DBD/cadfaelbrew,elgertam/homebrew,haihappen/homebrew,iostat/homebrew2,MartinDelille/homebrew,princeofdarkness76/homebrew,gawbul/homebrew,TaylorMonacelli/homebrew,kenips/homebrew,ear/homebrew,brunchboy/homebrew,yazuuchi/homebrew,getgauge/homebrew,youtux/homebrew,Linuxbrew/linuxbrew,kodabb/homebrew,afh/homebrew,elgertam/homebrew,alebcay/homebrew,teslamint/homebrew,ablyler/homebrew,miketheman/homebrew,blogabe/homebrew,MartinDelille/homebrew,pcottle/homebrew,Gasol/homebrew,joshua-rutherford/homebrew,dalanmiller/homebrew,dunn/homebrew,frodeaa/homebrew,danieroux/homebrew,scorphus/homebrew,joshfriend/homebrew,pdxdan/homebrew,Gasol/homebrew,josa42/homebrew,eighthave/homebrew,dkotvan/homebrew,drewwells/homebrew,dunn/homebrew,jconley/homebrew,sakra/homebrew,ear/homebrew,mkrapp/homebrew,dutchcoders/homebrew,optikfluffel/homebrew,koraktor/homebrew,sjackman/linuxbrew,Chilledheart/homebrew,DoomHammer/linuxbrew,emcrisostomo/homebrew,liamstask/homebrew,cosmo0920/homebrew,gnubila-france/linuxbrew,yangj1e/homebrew,TaylorMonacelli/homebrew,influxdb/homebrew,getgauge/homebrew,Homebrew/linuxbrew,iandennismiller/homebrew,dickeyxxx/homebrew,jamer/homebrew,dickeyxxx/homebrew,ilovezfs/homebrew,apjanke/homebrew,Homebrew/homebrew,SuperNEMO-DBD/cadfaelbrew,arnested/homebrew,gnubila-france/linuxbrew,gicmo/homebrew,reelsense/linuxbrew,zhipeng-jia/homebrew,ryanfb/homebrew,hongkongkiwi/homebrew,theeternalsw0rd/homebrew,scorphus/homebrew,BrewTestBot/homebrew,yazuuchi/homebrew,osimola/homebrew,jiashuw/homebrew,esamson/homebrew,totalvoidness/homebrew,marcwebbie/homebrew,influxdata/homebrew,SteveClement/homebrew,teslamint/homebrew,cprecioso/homebrew,gicmo/homebrew,tschoonj/homebrew,benjaminfrank/homebrew,nandub/homebrew,hyuni/homebrew,decors/homebrew,Angeldude/linuxbrew,DoomHammer/linuxbrew,pcottle/homebrew,ehamberg/homebrew,ento/homebrew,benjaminfrank/homebrew,OJFord/homebrew,ehamberg/homebrew,osimola/homebrew,alebcay/homebrew,afh/homebrew,sjackman/linuxbrew,vigo/homebrew,mobileoverlord/homebrew-1,sferik/homebrew,josa42/homebrew,tutumcloud/homebrew,cprecioso/homebrew,lrascao/homebrew,cprecioso/homebrew,ralic/homebrew,jconley/homebrew,Homebrew/linuxbrew,kenips/homebrew,recruit-tech/homebrew,dgageot/homebrew,kenips/homebrew,Linuxbrew/linuxbrew,filcab/homebrew,decors/homebrew,gicmo/homebrew,danieroux/homebrew,totalvoidness/homebrew,slyphon/homebrew,cosmo0920/homebrew,davydden/linuxbrew,slyphon/homebrew,ExtremeMan/homebrew,influxdata/homebrew,ExtremeMan/homebrew,scpeters/homebrew,quantumsteve/homebrew,treyharris/homebrew,kevinastone/homebrew,jarrettmeyer/homebrew,feelpp/homebrew,dplarson/homebrew,base10/homebrew,manphiz/homebrew,davydden/linuxbrew,bigbes/homebrew,jsjohnst/homebrew,saketkc/linuxbrew,Red54/homebrew,knpwrs/homebrew,utzig/homebrew,Homebrew/homebrew,adamliter/homebrew,slyphon/homebrew,heinzf/homebrew,polishgeeks/homebrew,mobileoverlord/homebrew-1,ablyler/homebrew,lvicentesanchez/homebrew,yangj1e/homebrew,scorphus/homebrew,liamstask/homebrew,ryanfb/homebrew,filcab/homebrew,cosmo0920/homebrew,TaylorMonacelli/homebrew,megahall/homebrew,jamer/homebrew,michaKFromParis/homebrew-sparks,ybott/homebrew,Asuranceturix/homebrew,Homebrew/linuxbrew,josa42/homebrew,drbenmorgan/linuxbrew,recruit-tech/homebrew,blogabe/homebrew,pcottle/homebrew,tutumcloud/homebrew,jsjohnst/homebrew,afh/homebrew,kevinastone/homebrew,bukzor/linuxbrew,Gasol/homebrew,treyharris/homebrew,redpen-cc/homebrew,Chilledheart/homebrew,drewwells/homebrew,getgauge/homebrew,base10/homebrew,dplarson/homebrew,royhodgman/homebrew,hongkongkiwi/homebrew,georgschoelly/homebrew,ybott/homebrew,scpeters/homebrew,OJFord/homebrew,michaKFromParis/homebrew-sparks,ExtremeMan/homebrew,zchee/homebrew,thinker0/homebrew,scpeters/homebrew,chadcatlett/homebrew,theeternalsw0rd/homebrew,polishgeeks/homebrew,kodabb/homebrew,mactkg/homebrew,iandennismiller/homebrew,hakamadare/homebrew,youtux/homebrew,arnested/homebrew,princeofdarkness76/homebrew,influxdb/homebrew,booi/homebrew,theeternalsw0rd/homebrew,adamliter/homebrew,teslamint/homebrew,koraktor/homebrew,tutumcloud/homebrew,mkrapp/homebrew,SteveClement/homebrew,Asuranceturix/homebrew,mactkg/homebrew,retrography/homebrew,saketkc/linuxbrew,vigo/homebrew,davydden/linuxbrew,jconley/homebrew,haihappen/homebrew,jamer/homebrew,LinusU/homebrew,ear/homebrew,frodeaa/homebrew,thinker0/homebrew,sjackman/linuxbrew,yumitsu/homebrew,muellermartin/homebrew,3van/homebrew,jiashuw/homebrew,chadcatlett/homebrew,osimola/homebrew,DoomHammer/linuxbrew,teslamint/homebrew,saketkc/linuxbrew,drewwells/homebrew,retrography/homebrew,AlexejK/homebrew,dongcarl/homebrew,LinusU/homebrew,zhipeng-jia/homebrew,knpwrs/homebrew,OJFord/homebrew,benjaminfrank/homebrew,youtux/homebrew,manphiz/homebrew,brunchboy/homebrew,jsjohnst/homebrew,feelpp/homebrew,getgauge/homebrew,MoSal/homebrew,polishgeeks/homebrew,feelpp/homebrew,totalvoidness/homebrew,joshfriend/homebrew,gnubila-france/linuxbrew,iostat/homebrew2,miketheman/homebrew,galaxy001/homebrew,skinny-framework/homebrew,mobileoverlord/homebrew-1,influxdb/homebrew,galaxy001/homebrew,MoSal/homebrew,apjanke/homebrew,jamer/homebrew,slyphon/homebrew,iandennismiller/homebrew,megahall/homebrew,johanhammar/homebrew,reelsense/linuxbrew,dkotvan/homebrew,treyharris/homebrew,hanxue/homebrew,feelpp/homebrew,Red54/homebrew,treyharris/homebrew,dunn/homebrew,dutchcoders/homebrew,sferik/homebrew,ilovezfs/homebrew,tschoonj/homebrew,dkotvan/homebrew,royhodgman/homebrew,benjaminfrank/homebrew,hakamadare/homebrew,Angeldude/linuxbrew,jab/homebrew,muellermartin/homebrew,Asuranceturix/homebrew,knpwrs/homebrew,kevinastone/homebrew,apjanke/homebrew,sometimesfood/homebrew,saketkc/linuxbrew,base10/homebrew,cchacin/homebrew,nelstrom/homebrew,zeha/homebrew,lvicentesanchez/homebrew,keith/homebrew,petere/homebrew,jarrettmeyer/homebrew,adamliter/homebrew,dongcarl/homebrew,kodabb/homebrew,liamstask/homebrew,yazuuchi/homebrew,dkotvan/homebrew,decors/homebrew,blogabe/homebrew,Red54/homebrew,muellermartin/homebrew,georgschoelly/homebrew,georgschoelly/homebrew,dericed/homebrew,sometimesfood/homebrew,sometimesfood/homebrew,sferik/homebrew,zchee/homebrew,quantumsteve/homebrew,SteveClement/homebrew,hyuni/homebrew,ento/homebrew,yangj1e/homebrew,optikfluffel/homebrew,MartinDelille/homebrew,Homebrew/homebrew,marcwebbie/homebrew,tutumcloud/homebrew,eighthave/homebrew,jconley/homebrew,base10/homebrew,decors/homebrew,bigbes/homebrew,dgageot/homebrew,blogabe/homebrew,dalanmiller/homebrew,eighthave/homebrew,AlexejK/homebrew,gawbul/homebrew,nandub/homebrew,elgertam/homebrew,princeofdarkness76/homebrew,mmizutani/homebrew,ExtremeMan/homebrew,kodabb/homebrew,ebouaziz/linuxbrew,razamatan/homebrew,youtux/homebrew,Angeldude/linuxbrew,mkrapp/homebrew,sferik/homebrew,reelsense/homebrew,elyscape/homebrew,ilovezfs/homebrew,bukzor/linuxbrew,hyuni/homebrew,keith/homebrew,muellermartin/homebrew,ybott/homebrew,thinker0/homebrew,afh/homebrew,hakamadare/homebrew,drbenmorgan/linuxbrew,redpen-cc/homebrew,reelsense/linuxbrew,brunchboy/homebrew,ryanfb/homebrew,booi/homebrew,zhipeng-jia/homebrew,petere/homebrew,alebcay/homebrew,reelsense/homebrew,nelstrom/homebrew,heinzf/homebrew,recruit-tech/homebrew,mmizutani/homebrew,redpen-cc/homebrew,joshua-rutherford/homebrew,ybott/homebrew,nandub/homebrew,dericed/homebrew,zeha/homebrew,jab/homebrew,esamson/homebrew,redpen-cc/homebrew,BrewTestBot/homebrew,heinzf/homebrew,emcrisostomo/homebrew,Homebrew/homebrew,Asuranceturix/homebrew,razamatan/homebrew,nelstrom/homebrew,reelsense/homebrew,MoSal/homebrew,optikfluffel/homebrew,retrography/homebrew,deorth/homebrew,reelsense/linuxbrew,zhipeng-jia/homebrew,hanxue/homebrew,cchacin/homebrew,jab/homebrew,bigbes/homebrew,pdxdan/homebrew,optikfluffel/homebrew,emcrisostomo/homebrew,retrography/homebrew,filcab/homebrew,hanxue/homebrew,booi/homebrew,Homebrew/linuxbrew,keith/homebrew,nandub/homebrew,skatsuta/homebrew,skinny-framework/homebrew,osimola/homebrew,hanxue/homebrew,drewwells/homebrew,elyscape/homebrew,dplarson/homebrew,keith/homebrew,arnested/homebrew,BrewTestBot/homebrew,esamson/homebrew,pdxdan/homebrew,polishgeeks/homebrew,apjanke/homebrew,Chilledheart/homebrew,DoomHammer/linuxbrew,galaxy001/homebrew,totalvoidness/homebrew,miketheman/homebrew,iandennismiller/homebrew,frodeaa/homebrew,dgageot/homebrew,sometimesfood/homebrew,gawbul/homebrew,ralic/homebrew,drbenmorgan/linuxbrew,yazuuchi/homebrew,ebouaziz/linuxbrew,dickeyxxx/homebrew,sakra/homebrew,Angeldude/linuxbrew,yumitsu/homebrew,quantumsteve/homebrew,manphiz/homebrew,LinusU/homebrew,megahall/homebrew,jsjohnst/homebrew,megahall/homebrew,cscetbon/homebrew,BrewTestBot/homebrew,recruit-tech/homebrew,lvicentesanchez/homebrew,danieroux/homebrew,gicmo/homebrew,ento/homebrew,brunchboy/homebrew,jiashuw/homebrew,georgschoelly/homebrew,utzig/homebrew,menivaitsi/homebrew,razamatan/homebrew,cscetbon/homebrew,vigo/homebrew,influxdata/homebrew,dongcarl/homebrew,dgageot/homebrew,frodeaa/homebrew,joshfriend/homebrew,hyuni/homebrew,royhodgman/homebrew,jarrettmeyer/homebrew,sakra/homebrew,iostat/homebrew2,skinny-framework/homebrew,bukzor/linuxbrew,ehamberg/homebrew,cchacin/homebrew,sakra/homebrew,deorth/homebrew,theeternalsw0rd/homebrew,thinker0/homebrew,AlexejK/homebrew,Red54/homebrew,haihappen/homebrew,SteveClement/homebrew,ralic/homebrew,cosmo0920/homebrew,dickeyxxx/homebrew,influxdata/homebrew,tschoonj/homebrew,kenips/homebrew,elyscape/homebrew,dunn/homebrew,emcrisostomo/homebrew,menivaitsi/homebrew,menivaitsi/homebrew,joshua-rutherford/homebrew,koraktor/homebrew,ablyler/homebrew,michaKFromParis/homebrew-sparks,zeha/homebrew,nelstrom/homebrew,mobileoverlord/homebrew-1,marcwebbie/homebrew,eighthave/homebrew,scpeters/homebrew,elyscape/homebrew,OJFord/homebrew,SuperNEMO-DBD/cadfaelbrew,dericed/homebrew,johanhammar/homebrew,yumitsu/homebrew,mactkg/homebrew,utzig/homebrew,heinzf/homebrew,hongkongkiwi/homebrew,hongkongkiwi/homebrew,scorphus/homebrew,dutchcoders/homebrew,influxdb/homebrew,gnubila-france/linuxbrew,tschoonj/homebrew,mmizutani/homebrew,johanhammar/homebrew,ehamberg/homebrew,skatsuta/homebrew,liamstask/homebrew,TaylorMonacelli/homebrew,bigbes/homebrew,MoSal/homebrew,skatsuta/homebrew,SuperNEMO-DBD/cadfaelbrew,zeha/homebrew,AlexejK/homebrew,filcab/homebrew,kevinastone/homebrew,cprecioso/homebrew,deorth/homebrew,mactkg/homebrew,haihappen/homebrew,pdxdan/homebrew,Chilledheart/homebrew,ebouaziz/linuxbrew,drbenmorgan/linuxbrew,knpwrs/homebrew,LinusU/homebrew,mmizutani/homebrew,dalanmiller/homebrew,lrascao/homebrew,alebcay/homebrew,ear/homebrew,arnested/homebrew,utzig/homebrew,princeofdarkness76/homebrew,menivaitsi/homebrew,SteveClement/homebrew,iostat/homebrew2,bukzor/linuxbrew,royhodgman/homebrew,dutchcoders/homebrew,lrascao/homebrew,ralic/homebrew,miketheman/homebrew,petere/homebrew,hakamadare/homebrew,ilovezfs/homebrew,3van/homebrew,dplarson/homebrew,elgertam/homebrew,ebouaziz/linuxbrew,koraktor/homebrew,skinny-framework/homebrew,Linuxbrew/linuxbrew,petere/homebrew,manphiz/homebrew,Gasol/homebrew,skatsuta/homebrew,cchacin/homebrew,davydden/linuxbrew,joshua-rutherford/homebrew,quantumsteve/homebrew,jiashuw/homebrew,reelsense/homebrew,cscetbon/homebrew,jarrettmeyer/homebrew,Asuranceturix/homebrew,yangj1e/homebrew,lvicentesanchez/homebrew,jab/homebrew,zchee/homebrew,esamson/homebrew,razamatan/homebrew,chadcatlett/homebrew,danieroux/homebrew,vigo/homebrew,marcwebbie/homebrew,MartinDelille/homebrew,ento/homebrew,sjackman/linuxbrew,3van/homebrew,johanhammar/homebrew,3van/homebrew,pcottle/homebrew,Linuxbrew/linuxbrew,ryanfb/homebrew,pcottle/homebrew,dalanmiller/homebrew,ablyler/homebrew,zchee/homebrew,adamliter/homebrew,galaxy001/homebrew,dericed/homebrew,dongcarl/homebrew