fix the million .less requests every page load

yeah, it's actually only the first page load. it's still a big enough
headache. you have to opt in to editing less now.
fix glyphicons were not loaded in debug
update bootstrap to v2.3.2
rebuild less
bump less submodule to v1.7.0
upgrade less to 1.7.0
turn on less building. sigh. sad times ahead.
fix nav bar should be light on dark
fix navbar split across multiple lines
fix gap in the dashboard groups
tweak font size to match old admin
rebuild less
Revert "turn on less building. sigh. sad times ahead."

This reverts commit a3212bc21cab70a64b27cc1cfdb08da83ab8b93f.
simplify setup.py
fix packages list was incomplete
Merge branch 'simplify-setuppy'
Merge branch 'update-bootstrap'
bump version to v0.2.0tt1