Merge branch 'release-0.4' into develop
Bumped dev version to 0.5
Fixed a failing test (missing 'use' statement)
Improved formatting in the changelog
Cosmetic changes, docs.
Improved examples.
Moved count() aggregate implementation to Aggregate class.
Fixed docs for QuerySet::count()
Fixed minor bug in Parser
Reorganized and improved tests
Replaced static phpunit method calls with dynamic.
Minor cosmetic changes in tests
Added missing logging of query execute
Removed datetime column from test models (reserved word on informix)
Slight rewrite of model insert logic

Removed manual hacking on PDO and made it more readable.
missing arguments reference
Merge pull request #2 from grobmeier/patch-1

missing arguments reference
Minor fix to docs.
Added Model->dump()
Nicer configuration checking, possiblity for other formats (yaml)