Working nice conf, tmux vim iterm2

Apparently remapping arrow keys or and delete and bkspc fuls up
everyting. now fixed with great joy... not really.
It seems lik some random cursors is sssssss
Remove
Magic line, to fix ghost highlight

It seems related to some vim bug, see gitgutter docs.
Also reintroduce js shortcut as its just so quick.
merged branch with godo vimrc