Changed text in create child collection to correspond with requested text.
Refactoring of colleciton ingest to use ingest steps.
code style
removing call to deprecated function, updates to doc comments, reverting parameter on batch ingest

Conflicts:
	includes/batch.inc
Merge branch '7.x-release' of github.com:Islandora/islandora_solution_pack_collection into 7.x-release
Updated version number for 7.x-1.2-RC2