Fork : Rework Dispose in MediaPortal exe.
MP1-4088 : Reduce logging and log only when control is not empty.
Merge remote-tracking branch 'remotes/upstream/MP1-4088-BUG-Using_SkinSettings_Expressions_in_Hyperlink_Action_textcolor_and_OnLeft_right_up_down_not_possible' into 1.6.0Fork-BDJ