PT-796 - added parameters back in

	modified:   docroot/profiles/petitions/modules/custom/api_petitions/api_petitions.module
	modified:   docroot/profiles/petitions/modules/custom/petitions_data/classes/PetitionsIndexMongoRaw.class.inc
PT-796 - fixed issues with combining parameters effecting the same columns

	modified:   docroot/profiles/petitions/modules/custom/api_petitions/api_petitions.module
	modified:   docroot/profiles/petitions/modules/custom/petitions_data/classes/PetitionsIndexMongoRaw.class.inc
PT-796 - added files that were missed in the last commit

	modified:   docroot/profiles/petitions/modules/custom/api_petitions/api_petitions.module
	modified:   docroot/profiles/petitions/modules/custom/petitions_data/classes/PetitionsIndexBase.class.inc