Merge branch 'feature/skillMemoryGUI' into 'master'

...ce/RobotAPI/gui-plugins/SkillManagerPlugin/CMakeLists.txt

...I/gui-plugins/SkillManagerPlugin/PeriodicUpdateWidget.cpp

...API/gui-plugins/SkillManagerPlugin/PeriodicUpdateWidget.h

...i-plugins/SkillManagerPlugin/SkillManagerMonitorWidget.ui

...killManagerPlugin/SkillManagerMonitorWidgetController.cpp

.../SkillManagerPlugin/SkillManagerMonitorWidgetController.h

source/RobotAPI/libraries/skills/core/SkillExecutionID.cpp

source/RobotAPI/libraries/skills/core/SkillExecutionID.h

source/RobotAPI/libraries/skills/core/SkillID.h

...ies/skills/provider/detail/SkillImplementationWrapper.cpp