Adding info on channels and event type in XML generated from TML diags

src/main/java/tmltranslator/TMLActivityElementChannel.java

src/main/java/tmltranslator/TMLSendEvent.java

src/main/java/tmltranslator/TMLWaitEvent.java

ttool/src/test/java/test/AbstractTest.java

.../src/test/resources/ui/diagram2tml/expected/Mapping_0.xml

.../src/test/resources/ui/diagram2tml/expected/Zigbee_TX.xml

...ted/components_disabling/F_Source_Disable_ActionState.xml

...nts_disabling/F_Source_Disable_ActionStateSendRequest.xml

...ted/components_disabling/F_Source_Disable_SendRequest.xml

...mponents_disabling/F_Symbol2ChipSeq_Disable_WaitEvent.xml

...mponents_disabling/InterfaceDevice_Disable_ChoiceLeft.xml

...nts_disabling/InterfaceDevice_Disable_ConnectorChoice.xml

.../components_disabling/InterfaceDevice_Disable_ForLoop.xml

...d/components_disabling/TCPIP_Disable_ChoiceLeftBottom.xml

...ponents_disabling/TCPIP_Disable_ChoiceLeftBottomRight.xml

...ected/components_disabling/X_Chip2Octet_Disable_ExecC.xml

.../expected/components_disabling/X_Source_Disable_ExecI.xml

.../components_disabling/X_Source_Disable_ReadRequestArg.xml

...onents_disabling/X_Symbol2ChipSeq_Disable_ReadChannel.xml