Browsertests: move creation of new entities to entity_steps

Change-Id: I3a55b3862f85bef7dbed9b5e133764b2b95d21db
Adding pageobjects and step definitions for common special page browsertests

Change-Id: I89b6ad0dd2e160b8ad5fa930506366481d62385f
Merge "Browsertests: move creation of new entities to entity_steps"
Merge "Adding pageobjects and step definitions for common special page browsertests"