ECDR-46: Added unit testing for sources and transformer.
Merge pull request #24 from jvettraino/master

ECDR-48 Made minor code changes for Fortify scan issues marked as "High"
ECDR-48 Made minor code changes for Fortify scan issues marked as "Low"
Merge branch 'master' of https://github.com/di2e/ecdr

Conflicts:
	source/cdr-rest-source/src/main/java/net/di2e/ecdr/source/rest/AbstractCDRSource.java
ECDR-48 additional changes for low Fortify issues