Fix a dealloc delay in comment composer

[Deliver #44747227]
Small leak on entity objects

[#44830257]
Adding workaround for mapkit leak

Was wasting a few kb per composer show

[Deliver #44830297]
Add notification for comment creation

[Deliver #44313357]
Point to updated ghunit
Fix an itest issue
Point to updated ghunit
Services call both delegate and block callbacks

[Deliver #44849303]