Working on large data support

Sql::left_join and right_join convenience methods

You can now properly extend any core Gacela class and have it autoload at the proper juncture
Refactored much of the sample app to work with the new versions of kacela/gacela
Updated kacela
Updated kacela/gacela
Updated kacela
Update to kacela
Update to kacela
Kacela update
Update to kacela
Updates to kacela
Updated kacela, some other stuff apparently
Updated kacela
Converting the sample app to work with the new version
Kacela updates
Basic crud example is fully functional
Working on getting the sample app running
Testing caching
Updates to kacela
Refactored for new version of kacela
Merge branch '3.2/develop' of github.com:noah-goodrich/kacela-sample into 3.2/master

Conflicts:
	application/classes/mapper/course.php
	application/classes/mapper/house.php
	application/classes/mapper/student.php
	application/classes/mapper/wizard.php
	application/classes/model/course.php
	application/classes/model/house.php
	application/classes/model/wizard.php