scatter: don't accept touch if all transformations are disabled. And to bring to front too. closes #386
scatter: don't accept touch if all transformations are disabled. And to bring to front too. closes #386

bionoid/kivy,jehutting/kivy,darkopevec/kivy,bob-the-hamster/kivy,tony/kivy,xpndlabs/kivy,hansent/kivy,KeyWeeUsr/kivy,ernstp/kivy,darkopevec/kivy,yoelk/kivy,ehealthafrica-ci/kivy,vitorio/kivy,thezawad/kivy,CuriousLearner/kivy,andnovar/kivy,Farkal/kivy,Farkal/kivy,rafalo1333/kivy,Cheaterman/kivy,janssen/kivy,jffernandez/kivy,Ramalus/kivy,jffernandez/kivy,MiyamotoAkira/kivy,VinGarcia/kivy,habibmasuro/kivy,iamutkarshtiwari/kivy,zennobjects/kivy,bliz937/kivy,Cheaterman/kivy,bliz937/kivy,hansent/kivy,kivy/kivy,arcticshores/kivy,kivatu/kivy-bak,iamutkarshtiwari/kivy,edubrunaldi/kivy,zennobjects/kivy,kived/kivy,Shyam10/kivy,hansent/kivy,MiyamotoAkira/kivy,jegger/kivy,ernstp/kivy,autosportlabs/kivy,jkankiewicz/kivy,akshayaurora/kivy,jegger/kivy,dirkjot/kivy,manashmndl/kivy,jegger/kivy,Ramalus/kivy,LogicalDash/kivy,darkopevec/kivy,arlowhite/kivy,rnixx/kivy,akshayaurora/kivy,thezawad/kivy,wangjun/kivy,cbenhagen/kivy,rnixx/kivy,janssen/kivy,jffernandez/kivy,adamkh/kivy,VinGarcia/kivy,mSenyor/kivy,edubrunaldi/kivy,ehealthafrica-ci/kivy,KeyWeeUsr/kivy,habibmasuro/kivy,cbenhagen/kivy,viralpandey/kivy,iamutkarshtiwari/kivy,vipulroxx/kivy,bhargav2408/kivy,kivatu/kivy-bak,yoelk/kivy,wangjun/kivy,youprofit/kivy,manthansharma/kivy,ehealthafrica-ci/kivy,VinGarcia/kivy,kived/kivy,niavlys/kivy,jkankiewicz/kivy,adamkh/kivy,cbenhagen/kivy,JohnHowland/kivy,Davideddu/kivy-forkedtouch,viralpandey/kivy,gonzafirewall/kivy,edubrunaldi/kivy,xiaoyanit/kivy,matham/kivy,wangjun/kivy,dirkjot/kivy,vitorio/kivy,bionoid/kivy,inclement/kivy,youprofit/kivy,jkankiewicz/kivy,angryrancor/kivy,jehutting/kivy,kivatu/kivy-bak,gonzafirewall/kivy,denys-duchier/kivy,janssen/kivy,Davideddu/kivy-forkedtouch,eHealthAfrica/kivy,denys-duchier/kivy,akshayaurora/kivy,manthansharma/kivy,mSenyor/kivy,Shyam10/kivy,bob-the-hamster/kivy,el-ethan/kivy,angryrancor/kivy,ehealthafrica-ci/kivy,hansent/kivy,bhargav2408/kivy,rnixx/kivy,LogicalDash/kivy,manashmndl/kivy,vipulroxx/kivy,arcticshores/kivy,eHealthAfrica/kivy,manashmndl/kivy,kived/kivy,LogicalDash/kivy,zennobjects/kivy,vipulroxx/kivy,LogicalDash/kivy,niavlys/kivy,bob-the-hamster/kivy,JohnHowland/kivy,autosportlabs/kivy,kivy/kivy,Cheaterman/kivy,bionoid/kivy,el-ethan/kivy,KeyWeeUsr/kivy,jkankiewicz/kivy,Shyam10/kivy,ernstp/kivy,arcticshores/kivy,yoelk/kivy,MiyamotoAkira/kivy,janssen/kivy,manthansharma/kivy,rafalo1333/kivy,gonzafirewall/kivy,matham/kivy,jegger/kivy,CuriousLearner/kivy,vitorio/kivy,andnovar/kivy,habibmasuro/kivy,andnovar/kivy,JohnHowland/kivy,adamkh/kivy,niavlys/kivy,denys-duchier/kivy,manthansharma/kivy,tony/kivy,bliz937/kivy,Shyam10/kivy,autosportlabs/kivy,kivatu/kivy-bak,Ramalus/kivy,zennobjects/kivy,eHealthAfrica/kivy,gonzafirewall/kivy,aron-bordin/kivy,darkopevec/kivy,wangjun/kivy,aron-bordin/kivy,vipulroxx/kivy,aron-bordin/kivy,tony/kivy,CuriousLearner/kivy,bob-the-hamster/kivy,adamkh/kivy,Davideddu/kivy-forkedtouch,yoelk/kivy,xpndlabs/kivy,matham/kivy,dirkjot/kivy,el-ethan/kivy,angryrancor/kivy,viralpandey/kivy,eHealthAfrica/kivy,xiaoyanit/kivy,arlowhite/kivy,arcticshores/kivy,arlowhite/kivy,KeyWeeUsr/kivy,inclement/kivy,Cheaterman/kivy,dirkjot/kivy,ernstp/kivy,jffernandez/kivy,JohnHowland/kivy,matham/kivy,Farkal/kivy,Farkal/kivy,rafalo1333/kivy,xpndlabs/kivy,aron-bordin/kivy,youprofit/kivy,MiyamotoAkira/kivy,xiaoyanit/kivy,mSenyor/kivy,thezawad/kivy,inclement/kivy,jehutting/kivy,niavlys/kivy,Davideddu/kivy-forkedtouch,bionoid/kivy,kivy/kivy,angryrancor/kivy,denys-duchier/kivy,bhargav2408/kivy