Add cmus player to now_playing segment
Add cmus player to now_playing segment

Closes #162.

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