added skeleton unittest cases for the rest of Dedc
added skeleton unittest cases for the rest of Dedc

Added all of the functions in dedc to the Dedc_Test.py as TODO unit
tests.

KDahlgren/pyLDFI,KDahlgren/pyLDFI,KDahlgren/pyLDFI,KDahlgren/pyLDFI,KDahlgren/pyLDFI