Split optional dependencies to python packages and other apps
Split optional dependencies to python packages and other apps

Closes #227.

areteix/powerline,wfscheper/powerline,lukw00/powerline,S0lll0s/powerline,xxxhycl2010/powerline,s0undt3ch/powerline,Liangjianghao/powerline,dragon788/powerline,keelerm84/powerline,bartvm/powerline,QuLogic/powerline,xfumihiro/powerline,DoctorJellyface/powerline,IvanAli/powerline,prvnkumar/powerline,firebitsbr/powerline,EricSB/powerline,IvanAli/powerline,cyrixhero/powerline,Luffin/powerline,EricSB/powerline,QuLogic/powerline,prvnkumar/powerline,lukw00/powerline,s0undt3ch/powerline,Luffin/powerline,darac/powerline,darac/powerline,seanfisk/powerline,EricSB/powerline,bezhermoso/powerline,lukw00/powerline,S0lll0s/powerline,bezhermoso/powerline,firebitsbr/powerline,cyrixhero/powerline,s0undt3ch/powerline,prvnkumar/powerline,Liangjianghao/powerline,DoctorJellyface/powerline,kenrachynski/powerline,xxxhycl2010/powerline,bezhermoso/powerline,seanfisk/powerline,russellb/powerline,blindFS/powerline,xfumihiro/powerline,S0lll0s/powerline,wfscheper/powerline,blindFS/powerline,dragon788/powerline,kenrachynski/powerline,magus424/powerline,dragon788/powerline,junix/powerline,junix/powerline,xxxhycl2010/powerline,darac/powerline,wfscheper/powerline,russellb/powerline,areteix/powerline,kenrachynski/powerline,QuLogic/powerline,Luffin/powerline,keelerm84/powerline,seanfisk/powerline,magus424/powerline,areteix/powerline,bartvm/powerline,junix/powerline,cyrixhero/powerline,blindFS/powerline,xfumihiro/powerline,russellb/powerline,magus424/powerline,bartvm/powerline,Liangjianghao/powerline,IvanAli/powerline,DoctorJellyface/powerline,firebitsbr/powerline