[Outline View] Adjusted line spacing and margins for tree views
[Outline View] Adjusted line spacing and margins for tree views

Now the folder lines and normal lines are the same height, there is a
margin between the green highlight around the top or bottom element and
the surrounding box, etc.

crazyart/rib,01org/rib,taubmann/rib,b-cuts/rib,carlst/rib,Galen-Titanium/rib,byjg/rib,KevinChanH/rib,DonnaWuDongxia/rib,b-cuts/rib,01org/rib,Safiya85/rib,Galen-Titanium/rib,VIP000/rib,Safiya85/rib,suoko/rib,jsphkhan/rib,KevinChanH/rib,01org/rib,ndkeren/rib,DonnaWuDongxia/rib,amithnair/rib,crazyart/rib,crazyart/rib,modulexcite/rib,modulexcite/rib,VIP000/rib,jmptrader/rib,byjg/rib,jmptrader/rib,maxyu/rib,suoko/rib,taubmann/rib,xuzhang/rib,vevedh/rib,suoko/rib,ndkeren/rib,2braincells2go/rib,wuyongfeng/rib,cubemoon/rib,b-cuts/rib,eaglebk/rib,Galen-Titanium/rib,zhizhangchen/rib,jmptrader/rib,2braincells2go/rib,KevinChanH/rib,xuqingkuang/rib,carlst/rib,xuzhang/rib,amithnair/rib,jsphkhan/rib,amithnair/rib,eaglebk/rib,smallertomato/rib,2braincells2go/rib,maxyu/rib,pplaquette/rib,vevedh/rib,pplaquette/rib,smallertomato/rib,cubemoon/rib,modulexcite/rib,xuqingkuang/rib,wuyongfeng/rib