Run the color configuration early to make it easier to override.
Added multi-cursor support
Refresh package list when installing, not on startup.
Avoid lockfiles when editing files.

Creating lockfiles in the same directory was causing some issues
with emcee.
Better css and javascript support.
Started configuring elisp support. Only added parentheses highlighting.
Some ruby improvements: better indentation, yaml support, ruby mode for Gemfiles.
Switch to ruby test_unit (hopefully temporarily)
Enable auto-complete by default
Refinements for ruby-test-mode

- load the mode properly
- basic code folding