Merge pull request #982 from webdetails/master

Added rules to import/export cde files (cdfde and wcdf)
Made modifications in accordance to checkstyles
Merge pull request #983 from krivera-pentaho/dev

Made modifications in accordance to checkstyles
Corrected warnings and checkstyles issues
Merge pull request #984 from krivera-pentaho/dev

Corrected warnings and checkstyles issues
Formatting + Checkstlyes on extensions src.  Still need to do tests.
Merge pull request #985 from jeffreythomas/dev

Formatting + Checkstlyes on extensions src.  Still need to do tests.