Now the Cfg only returns copies of lists used in the internal structures.
Revert "Now the grammar generation only takes into account module calls that are part"

This reverts commit 6d20766a02cafb45ebd47d3803eb91a02c0dee5d.

Conflicts:
	src/gluon/grammar/CfgOptimizer.java
Merge branch 'master' into parser-subword.

Conflicts:
	src/gluon/grammar/transform/CfgOptimizer.java