Update all the get* load* to get_* save_*
partial rename of surfs to db
finished renaming surfs to db
fixed bug in database
added deprecated 'surfs' interface that throws warnings (not DeprecationWarnings because those are suppressed by default now, wtf python)
dropped one test in dataset which is totally broken
dropped mayavi test, super annoying
add the deprecated names
Fix up the deprecate surfs object
Merge branch 'dbrename'

Conflicts:
	cortex/database.py
Fix get_cache