Cleanup .vimrc
Fix cursor position in diff since last save view

If there is a difference between the last save state and the current
state, then move the cursor to the first change in the diff view.
Cleanup .vimrc

1. Change hardwrap/unwrap shortcuts to match visual-mode counterparts
2. Add a shortcut to toggle softwrap (fit to screen)
3. Move blocks around a bit
Add shortcut to toggle quickfix window
Update TRICKS file