I238 fqNames + set scope

[i238 Increasing scope with duplicate clafer names in IG](http://gsd.uwaterloo.ca:8888/question/997/increasing-scope-with-duplicate-clafer-names-in-ig).

[287 ClaferIG, specifying scopes using input command](http://gsd.uwaterloo.ca:8888/question/1161/claferig-specifying-scopes-using-input-command)