removed generator from src.excludes

Author: LorenzoBettini

org.eclipse.xtext.common.types/build.properties

@@ -8,7 +8,6 @@ bin.includes = META-INF/,\
                about.html
 src.includes = model/,\
                about.html
-src.excludes = generator/
 additional.bundles = org.eclipse.emf.mwe2.lib,\
                      org.eclipse.emf.codegen.ecore,\
                      org.eclipse.emf.mwe2.launch