Update tmux data even when prompt is disabled
Update tmux data even when prompt is disabled

Fixes #467
xxxhycl2010/powerline,cyrixhero/powerline,prvnkumar/powerline,bezhermoso/powerline,IvanAli/powerline,DoctorJellyface/powerline,Luffin/powerline,S0lll0s/powerline,wfscheper/powerline,prvnkumar/powerline,russellb/powerline,kenrachynski/powerline,QuLogic/powerline,russellb/powerline,xxxhycl2010/powerline,areteix/powerline,blindFS/powerline,junix/powerline,blindFS/powerline,EricSB/powerline,firebitsbr/powerline,seanfisk/powerline,s0undt3ch/powerline,russellb/powerline,areteix/powerline,DoctorJellyface/powerline,bezhermoso/powerline,magus424/powerline,junix/powerline,wfscheper/powerline,firebitsbr/powerline,dragon788/powerline,EricSB/powerline,dragon788/powerline,Liangjianghao/powerline,bartvm/powerline,junix/powerline,s0undt3ch/powerline,xxxhycl2010/powerline,EricSB/powerline,lukw00/powerline,QuLogic/powerline,magus424/powerline,QuLogic/powerline,areteix/powerline,IvanAli/powerline,darac/powerline,xfumihiro/powerline,magus424/powerline,firebitsbr/powerline,cyrixhero/powerline,dragon788/powerline,prvnkumar/powerline,lukw00/powerline,s0undt3ch/powerline,Luffin/powerline,cyrixhero/powerline,wfscheper/powerline,darac/powerline,S0lll0s/powerline,Liangjianghao/powerline,Liangjianghao/powerline,kenrachynski/powerline,bezhermoso/powerline,DoctorJellyface/powerline,lukw00/powerline,darac/powerline,xfumihiro/powerline,bartvm/powerline,blindFS/powerline,kenrachynski/powerline,S0lll0s/powerline,xfumihiro/powerline,seanfisk/powerline,bartvm/powerline,IvanAli/powerline,seanfisk/powerline,Luffin/powerline