Rename ac.soton.eventb.statemachinesJ.generator/src/ac/soton/eventb/statemachinesJ/generator/rules/SelfLoopTransition2SourceGuardRule.java to ac.soton.eventb.statemachinesJ.generator/src/ac/soton/eventb/statemachinesJ/generator/varRules/rulesSelfLoopTransition2SourceGuardRule.java