Another method model
Merge branch 'master' of https://github.com/dvj-shimbo/kragstein into Branch_c66c7e0e436c15d2ce932deb839d13da59298b0a

Conflicts:
	KMethod/model/method.ecore
	KMethod/model/method.ecore_diagram
	KMethod/model/method.trace
	KMethod/src/KragsteinMethod/Branch.java
	KMethod/src/KragsteinMethod/Case.java
	KMethod/src/KragsteinMethod/Header.java
	KMethod/src/KragsteinMethod/Icon.java
	KMethod/src/KragsteinMethod/KragsteinMethodFactory.java
	KMethod/src/KragsteinMethod/KragsteinMethodPackage.java
	KMethod/src/KragsteinMethod/Question.java
	KMethod/src/KragsteinMethod/impl/BranchImpl.java
	KMethod/src/KragsteinMethod/impl/CaseImpl.java
	KMethod/src/KragsteinMethod/impl/HeaderImpl.java
	KMethod/src/KragsteinMethod/impl/IconImpl.java
	KMethod/src/KragsteinMethod/impl/KragsteinMethodFactoryImpl.java
	KMethod/src/KragsteinMethod/impl/KragsteinMethodPackageImpl.java
	KMethod/src/KragsteinMethod/impl/QuestionImpl.java
	KMethod/src/KragsteinMethod/util/KragsteinMethodAdapterFactory.java
	KMethod/src/KragsteinMethod/util/KragsteinMethodSwitch.java
Some changes in KMethod ecore model/method.ecore