Fixed path for docs and resulting html when building docs
Fixed path for docs and resulting html when building docs

Seems docs/README was located in the sources directory at one point.
Similarly, the build directory is now located inside the docs folder.
Some trailing whitespaces were also removed.

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