Launcher - use random id to allow multiple instances
Launcher - use random id to allow multiple instances

Now we can start multiple instances of Testacular and each instance having its own browser with unique profile.

[changelog]
iammerrick/karma,wesleycho/karma,panrafal/karma,pavelgj/testacular,bertrandgressier/karma,oyiptong/karma,powerkid/karma,ashaffer/karma,sylvain-hamel/karma,karma-runner/karma,buley/karma,garcimouche/karma,markoa/karma,ijobling/karma,patrickporto/karma,Basemm/karma,andersjanmyr/karma,Dignifiedquire/karma,fredrikbonander/karma,Klaudit/karma,pmq20/karma,geddski/karma,jjoos/karma,thomasboyt/karma,rgaskill/karma,peteryates/karma,kjbekkelund/karma,xdissent/karma,matti/karma,eddiemonge/karma,timebackzhou/karma,czchen/karma,e-conomic/testacular,sym3tri/testacular,behzad88/karma,jan-molak/karma,timebackzhou/karma,lencioni/karma,alextucker/testacular,simudream/karma,johan/karma,sublimino/karma,hleeldc/karma,growlybear/karma,MiCHiLU/testacular,divdavem/testacular,jacopotarantino/karma,oyiptong/karma,robdodson/karma,Sanjo/karma,ck1125/karma,viruschidai/karma,wilkerlucio/karma,robdodson/karma,skycocker/karma,patrickporto/karma,Dignifiedquire/karma,rylnd/karma,jsdir/karma,mccalltd/karma,WickyNilliams/karma,rageshkrishna/karma,pedrotcaraujo/karma,IsaacChapman/karma,hppycoder/karma,jamesshore/testacular,alextucker/testacular,sym3tri/testacular,rgaskill/karma,astorije/karma,nmalaguti/karma,amagee/karma,wesleycho/karma,MiCHiLU/testacular,drkibitz/karma,bertrandgressier/karma,jeffjewiss/karma,marcodejongh/karma,bitwiseman/karma,sylvain-hamel/karma,brianmhunt/karma,rhlass/karma,SamuelMarks/karma,tschaub/karma,kjbekkelund/karma,makeusabrew/karma,karma-runner/karma,yandex-lego/karma,unional/karma,powerkid/karma,buley/karma,Grummle/karma,harme199497/karma,machuga/karma,buley/karma,david-garcia-nete/karma,lencioni/karma,simudream/karma,Dignifiedquire/karma,kahwee/karma,astorije/karma,tschaub/karma,patrickporto/karma,zheller/karma,ernsheong/karma,SamuelMarks/karma,maksimr/karma,Basemm/karma,jeffjewiss/karma,hrgdavor/testacular,hitesh97/karma,gfxmonk/karma,marcodejongh/karma,amagee/karma,hexelon/karma,andersjanmyr/karma,dotfold/testacular,OniOni/karma,KevinOrtman/testacular,sergeylukin/karma,karma-runner/karma,IveWong/karma,jamestalmage/karma,adamnation/karma,kmayer/testacular,pmq20/karma,vsdev1/testacular,jankopriva/karma,jamestalmage/karma,patrickporto/karma,chhsiao1981/testacular,wesleycho/karma,harme199497/karma,taichi/testacular,kahwee/karma,chrisirhc/karma,yandex-lego/karma,growlybear/karma,jjoos/karma,geddski/karma,simudream/karma,fredsa/testacular,stevemao/karma,marthinus-engelbrecht/karma,zheller/karma,ernsheong/karma,jan-molak/karma,cironunes/karma,SamuelMarks/karma,brianmhunt/karma,ryanflorence/testacular,maksimr/karma,growlybear/karma,Sanjo/karma,KevinOrtman/testacular,aiboy/karma,mpj/testacular,dannycroft/karma,codedogfish/karma,mprobst/karma,viruschidai/karma,Dignifiedquire/karma,switchfly/karma,mpj/testacular,powerkid/karma,pedrotcaraujo/karma,pedrotcaraujo/karma,jsdir/karma,chrisirhc/karma,ck1125/karma,xiaoking/karma,dscape/testacular,skycocker/karma,jeffjewiss/karma,brianmhunt/karma,vojtajina/karma,mprobst/karma,mpj/testacular,thomasboyt/karma,xiaoking/karma,maksimr/karma,remy/karma,switchfly/karma,marthinus-engelbrecht/karma,jamestalmage/karma,ryanflorence/testacular,remy/karma,chrisirhc/karma,alextucker/testacular,rylnd/karma,xiaoking/karma,davidmichaelkarr/karma,featurist/testacular,powerkid/karma,vojtajina/karma,johnjbarton/karma,david-garcia-nete/karma,clbond/karma,ashaffer/karma,marcenuc/testacular,shakyShane/karma,IsaacChapman/karma,muffs/karma,mccalltd/karma,jjoos/karma,agrublev/karma,jamesshore/testacular,hitesh97/karma,ajoslin/karma,marthinus-engelbrecht/karma,hindsightsoftware/karma,brenoc/karma,ryankask/testacular,fivetanley/karma,vtsvang/karma,rhlass/karma,dannycroft/karma,Sanjo/karma,yiwang/testacular,Sanjo/karma,adamnation/karma,r3mi/karma,dotfold/testacular,MiCHiLU/testacular,codedogfish/karma,NimaVaziri/karma,IsaacChapman/karma,czchen/karma,karma-runner/karma,tomkuk/karma,clbond/karma,swayf/karma,jfroom/karma,davidmichaelkarr/karma,sublimino/karma,sylvain-hamel/karma,sja/karma,dscape/testacular,IsaacChapman/karma,rgaskill/karma,shirish87/karma,chrisirhc/karma,bitwiseman/karma,KrekkieD/karma,Klaudit/karma,OniOni/karma,sja/karma,chad-configit/testacular,machuga/karma,lgalfaso/karma,codedogfish/karma,IveWong/karma,stevemao/karma,jjoos/karma,aiboy/karma,pmq20/karma,dmitriiabramov/karma,pedrosnk/karma,buley/karma,fivetanley/karma,tomkuk/karma,kmayer/testacular,IveWong/karma,tomkuk/karma,Klaudit/karma,e-conomic/testacular,rageshkrishna/karma,ijobling/karma,simudream/karma,fredrikbonander/karma,marthinus-engelbrecht/karma,ajoslin/karma,mprobst/karma,divdavem/testacular,vtsvang/karma,youprofit/karma,timebackzhou/karma,hitesh97/karma,clbond/karma,sergeylukin/karma,marcenuc/testacular,toranb/karma,david-garcia-nete/karma,garcimouche/karma,joakimkarlsson/karma,matti/karma,aiboy/karma,makeusabrew/karma,joakimkarlsson/karma,igorlima/karma,featurist/testacular,iammerrick/karma,dmitriiabramov/karma,skycocker/karma,tomkuk/karma,pedrotcaraujo/karma,johnjbarton/karma,behzad88/karma,ashtuchkin/testacular,yiwang/testacular,cironunes/karma,gayancliyanage/karma,fredsa/testacular,timols/karma,pavelgj/testacular,panrafal/karma,jbdeboer/karma,KrekkieD/karma,Demeterr/karma,timebackzhou/karma,youprofit/karma,markoa/karma,hleeldc/karma,panrafal/karma,vtsvang/karma,xiaoking/karma,Demeterr/karma,wilkerlucio/karma,Grummle/karma,divdavem/testacular,brenoc/karma,revolunet/karma,youprofit/karma,KrekkieD/karma,hrgdavor/testacular,vtsvang/karma,thirtyseven/karma,stevemao/karma,chhsiao1981/testacular,jfroom/karma,oyiptong/karma,ashtuchkin/testacular,astorije/karma,hppycoder/karma,wesleycho/karma,gdi2290/karma,hindsightsoftware/karma,unional/karma,rhlass/karma,IveWong/karma,gdi2290/karma,xdissent/karma,youprofit/karma,revolunet/karma,behzad88/karma,shakyShane/karma,sym3tri/testacular,pedrosnk/karma,pedrosnk/karma,gayancliyanage/karma,brianmhunt/karma,igorlima/karma,gfxmonk/karma,kahwee/karma,thirtyseven/karma,NimaVaziri/karma,jmendiara/karma,nmalaguti/karma,r3mi/karma,nmalaguti/karma,kahwee/karma,KidkArolis/karma,ijobling/karma,eddiemonge/karma,jacopotarantino/karma,timols/karma,nmalaguti/karma,lencioni/karma,bitwiseman/karma,ahaurw01/testacular,harme199497/karma,ahaurw01/testacular,ashtuchkin/testacular,rageshkrishna/karma,KrekkieD/karma,hitesh97/karma,ahaurw01/testacular,chad-configit/testacular,skycocker/karma,gayancliyanage/karma,aiboy/karma,ernsheong/karma,johnjbarton/karma,jbdeboer/karma,pmq20/karma,shirish87/karma,vojtajina/karma,ryankask/testacular,johan/karma,lgalfaso/karma,toranb/karma,hexelon/karma,codedogfish/karma,stevemao/karma,unional/karma,johnjbarton/karma,shirish87/karma,dmitriiabramov/karma,vsdev1/testacular,jamestalmage/karma,jsdir/karma,clbond/karma,harme199497/karma,oyiptong/karma,peteryates/karma,jmendiara/karma,unional/karma,gayancliyanage/karma,KidkArolis/karma,WickyNilliams/karma,rhlass/karma,swayf/karma,drkibitz/karma,Klaudit/karma,muffs/karma,adamnation/karma,astorije/karma,agrublev/karma,yandex-lego/karma,jankopriva/karma