modify state_actions representations

src/main/java/avatartranslator/tosysmlv2/Avatar2SysML.java

...java/avatartranslator/tosysmlv2/AvatarFromSysMLLexer.java

...ava/avatartranslator/tosysmlv2/AvatarFromSysMLParser.java

...a/avatartranslator/tosysmlv2/javacup/AvatarFromSysML.jcup

.../avatartranslator/tosysmlv2/static/AvatarBlockTypes.sysml

ttool/src/test/java/cli/CLIAvatar2SysMLV2Test.java

...st/resources/cli/models/avSysML_AttrTimerNameClashL.sysml

...sources/cli/models/avSysML_DupChParamSndPayloadErrE.sysml

.../test/resources/cli/models/avSysML_badFieldNameErr4.sysml

.../src/test/resources/cli/models/avSysML_dupAttrDeclK.sysml

...st/resources/cli/models/avSysML_missingAttrDeclErr6.sysml

...t/resources/cli/models/avSysML_missingBlockBindErrH.sysml

.../test/resources/cli/models/avSysML_missingBlockErr3.sysml

.../test/resources/cli/models/avSysML_missingBlockErrG.sysml

...t/resources/cli/models/avSysML_missingChanInSndErrB.sysml

...esources/cli/models/avSysML_missingDatatypeDeclErrF.sysml

...st/resources/cli/models/avSysML_missingMethDeclErr8.sysml

...test/resources/cli/models/avSysML_missingOutMsgErr7.sysml

...urces/cli/models/avSysML_missingParamSndPayloadErrD.sysml

...sources/cli/models/avSysML_missingSignalBindingErr5.sysml