ParsingPackage/ParsedPackage test code migration

Part of the Parsing/ParsedPackage split into core/server.

Moves core tests that are should now be in services,
and cleans up/migrates test code. Import changes, moving
classes into the server, and general small cleanup.

This is the final commit in the Parsing/ParsedPackage split.

Bug: 135203078

Test: enumerated in first commit of change ID
		Ib4fe51d729a56bfb0ea1316e577358ba0dfceccf

Change-Id: I694da372feda070815e05b450807a18d71ec9b9d