Py3k fix, fixes #224
Allow custom options in meta
Small cleanups to the way the pk is determined.
wrong MySQLDatabase field override key for bool
Merge pull request #227 from spenthil/patch-3

wrong MySQLDatabase field override key for bool
Allow manually setting PK regardless of auto_increment, refs #226
Moving out of loop
Starting work on implementing basic composite key support
Building basic functionality for Composite primary keys to work.
Export CompositeKey and implement it as a descriptor.
Tests for CompositeKey.
Small nit that bothered me
Sqlite pk autoincrement, fixes #147
Adding test for custom option inheritance.
Removing todo item
Adding `case` helper, fixes #233
Usage
Docs
Adding test for indexing query
Fix for bug where indexing will not fill the cache completely.