Fixed some tests to reflect what they are testing

related to lazy loaded tabs. - SYSMO-1638
Fixed test to check model image is created and uploaded - SYSMO-1638
removed obselete constant variable - SYSMO-1638

was used to determine name for specimen or cell-culture, but this is not handled by the locale
removed a MERGENOTE and created JIRA issue (SYSMO-1644) - SYSMO-1638
removed MERGENOTE after accessing the code - SYSMO-1638