.vimrc: allow more characters in git commit subjects
.subversion/config: use kaleidoscope
.pryrc: include yaml & json
.gitconfig: tweaks
.hgrc: use kaleidoscope
.z*: new zsh stuff for OSX (incl. chruby & golang)
.mplayer/config: don't specify ao=pulse (for OSX)
.zshrc: dottig