added php tools to brewfile and cleaned up file

Added phpunit and php-code-sniffer
Removed ffmpeg entries already in Brewfile.home
added commands and shortcuts and renamed vimwikirc

added command for todo and leader shortcut
added command for scratchpad and tied it to existing shortcut
added vim extention to vimwikirc
added bash aliases for vimwiki and mpd
added check for matchadd and improved map defs
added alias for today