VE-1351 Adding a test to add iMap from empty state

I tried to run test 003 three times (this test depends on 002). Test 002 failed here.
Timed out after 30 seconds waiting for Element ('div') not visisble! 
VisualEditorAddMapDialog.java:72
Tests_002_CheckEmptyMapWiki(VEAddMapTests.java:73)
Browser: Chrome & FF
Env: prod