typo
more wrong/superflous request objects
not every "app" is a full-fledged Flask thing
Actually tell teh app about its database space
Deal with the fallout: some objects no longer have sessions
Implement a per-object signal which other code can hook into.
Fix checking for default config variables
test was wrong
superfluous calls in test
Implement a signal when somethign gets deleted

no receivers yet
A maybe_stale decorator feeds a procedure's first argument through db.merge

Useful for cached objects like sites which might have an out-of-date `self`
doc update
Fix object staleness and reload issues

* site.* methods get a @maybe_stale slapped on
* skipped reloads fixed
* reloads of a specific variable now work
* reloads are now processed with signals