Merge branch 'develop'

* develop:
  Update changelog
  Fix incorrect tests, see issue #12
Massive rewrite to be PSR compliant
PHPDoc and added composer.json
fixed two typoes calling the wrong functions
documentation updates
fixed ORMWrapper typo
added more tests to increase code coverage and fixed minor bugs along the way
updated composer.json
fixed some autoloading/namespacing issues in OrmWrapper
namespaced models and core classes & extended Idiorm under Orm namespace
updated composer.json
remove unnamespaced files
Merge branch 'feature/namespacing' into develop