moved slowparse to vendor/slowparse. build is now broken, temporarily.
modified require-config.js to point to /vendor/slowparse.
moved codemirror2 into vendor/codemirror2.
fixed a bug where the first @import in friendlycode.css wasn't being inlined.
moved jquery and its plugins into vendor/.
moved backbone and backbone-events into vendor/.
moved underscore into vendor/.
moved require into vendor/.
moved require i18n plugin to vendor/require.i18n.js.
moved require text plugin to vendor/require.text.js.
moved our custom require template plugin to js/require.template.js.

I didn't move it into vendor because it's custom code, but I liked the
require.*.js convention rather than a separate require-plugins dir.
moved lscache into vendor/.
enclose all keys in config.paths in double quotes for consistency.
visually separate vendor paths from non-vendor paths in config.paths.
moved jquery.no-conflict and backbone-events from vendor/ to js/shims/.
Merge pull request #170 from toolness/vendor-dir

Move third-party code into a vendor directory