[Modules] customContextMenuActions is now a std::list of shared_ptr

src/shared/Modules/ARPStateViewer/ARPStateViewer.cpp

src/shared/Modules/CompactCommandPad/CompactCommandPad.cpp

src/shared/Modules/Graph/Graph.cpp

...s/IncomingMessagesViewer/IncomingMessagesViewerModule.cpp

...les/IncomingMessagesViewer/IncomingMessagesViewerModule.h

src/shared/Modules/MainStateViewer/MainStateViewer.cpp

src/shared/Modules/Module.cpp

src/shared/Modules/Module.h

src/shared/Modules/PayloadStateViewer/PayloadStateViewer.cpp

src/shared/Modules/RigStateViewer/RigStateViewer.cpp

src/shared/Modules/Splitter/Splitter.cpp

src/shared/Modules/Tabs/TabsModule.cpp

...les/ValuesConverterViewer/ValuesConverterViewerModule.cpp

src/shared/Modules/ValvesViewer/ValvesViewer.cpp