fixing a bug inside maven chop plugin

Absence of resources folder under main or test directories of a maven project cause mvn chop:runner goal fail.  This pull request fixes this bug.


My iCLA is listed under "Salih Kardan" 
What's the actual exception type we were missing to catch here before, FileNotFoundException?
I think it might be better to catch both IOException and the other exception separately and print appropriate logs for each, instead of this way.