update

Signed-off-by: Peter Paulis <peterpaulis@Admins-MacBook-Air-2.local>
Correct typo
Update MR_SHORTHAND installation note to match main readme
Make all requestAllSortedBy* methods consistent (allows sortTerms with commas)
Added automatic store deletion if the store does not match the model
Missed the configuration
Updating readme with a short blurb
Cleanup code is now debug-only
Clarified the DEBUG only nature of the fix
Merge pull request #217 from ryanmaxwell/patch-1

Correct typo
Merge pull request #238 from blackgold9/BadModelCleanup

Bad model cleanup
Making background save asynchronous and fix the callback not firing
Merge branch 'BackgroundSavesFix'
Added expecta matchers for tests
Merge pull request #218 from ryanmaxwell/patch-2

Update MR_SHORTHAND installation note to match main readme
Fixing formatting issues to match project style
Merge branch 'master' of github.com:magicalpanda/MagicalRecord
Fixed KVC relationship mapping bug.
Fixed an issue with aggregate actions not being performed in the specified context
Merge pull request #248 from KingOfBrian/master

aggregateOperation not performed inContext correctly