Tmux changes
Improve vim overlength highlighting
Update gitconfig
weechat changes
Merge branch 'master' of polgara:/pub/git/dotfiles

Conflicts:
	gitconfig
	tmux.conf
	weechat/alias.conf
	weechat/charset.conf
	weechat/logger.conf
	weechat/plugins.conf
	weechat/weechat.conf
	weechat/xfer.conf