Revert "added django-model-utils to pip-requires"
Revert "added django-model-utils to pip-requires"

This reverts commit d4d10b32c05851b1b55f8350511edaebc8cebd7e.

antsmc2/mics,unicefuganda/mics,antsmc2/mics,unicefuganda/mics,unicefuganda/uSurvey,unicefuganda/uSurvey,unicefuganda/uSurvey,antsmc2/mics,unicefuganda/uSurvey,unicefuganda/mics,unicefuganda/uSurvey