PDI_12017 processing a field name twice with getSafeFieldName() strips underscores, field protector characters
PDI_12017 checkstyle
Merge pull request #469 from gretchiemoran/master

PDI-12017 processing a field name twice with getSafeFieldName() strips u...
PDI-11979 - Junits tests

Added junit test based on load/save framework.
PDI-11979 - Fieldnames in the "Execution results" tab of the Job executor step saved incorrectly in repository

added simple fix to loadRepository method.