only consider files as xpect files if the contain the string XPECT_SETUP
don't open xpect editor if there is a favorite editor for the file
fixed a potential NPE
updated classpath
use EditorAssociationOverride instead of file extension, because .xt
files without xtext language can't use .xt editor
improved validation example
added syntax error validation test example
use IResourceServiceProvider.Provider instead of OverridingGuiceModule
added support for IntAnnotationValues
expose Language Modules form the LanguageInfo
validate if language modules are on classpath
improved examples
improved handling of indentation in expectations
fixed too strict preconditions
fixed support for plain junit tests