jmoiron plays the blues

#62 to dotfiles update javascript jellybeans settings
#61 to dotfiles adding github.vim (which is slightly modified from the original), tweaks to twilight2, monokai, and the javascript syntax to add nodejs globals
9cc17427 to macvim darken a bit less for brighter colors, and do not draw a visible shadow at all on white as it's very distracting
#58 to dotfiles some alterations to color themes to compensate for the shadows
3f609d05 to macvim add faux dropshadow similar to the one discussed on the mailing list to the MMCoreTextView (refs: http://groups.google.com/group/vim_mac/browse_thread/thread/53c5dcfe62f8fd3a)