Squashed 'bundle/bufstop/' changes from eaa8d3e..ea5ab8d

ea5ab8d fixed #5 doc tags
2e41443 minor improvements for BufstopMode - fixes #4
949a2f7 set cursor on alternate buffer by default - closes #3
ff47983 some typos
3e668b7 new config option
9f8f7b7 new version
446a0a0 Added :BufstopFast command closes #2
7375d69 toggle bufstop window if already open

git-subtree-dir: bundle/bufstop
git-subtree-split: ea5ab8df45d833f40de2544e1264680bd5393552
updates