1013656: Showing a more helpful error message for puppet modules
1012978: Preventing error when removing products and repos
1014747 - CLI 'distributor custom_info' does not exist
Merge pull request #96 from daviddavis/temp/20130930153518

1013656: Showing a more helpful error message for puppet modules
Merge pull request #97 from daviddavis/temp/20131001101054

1012978: Preventing error when removing products and repos
Merge pull request #99 from komidore64/distributor-custom-info

1014747 - CLI 'distributor custom_info' does not exist
Bug 974098: Adds output of error message to user if an unknown system
group is supplied when trying to add systems to a group.
1016312: Improving content upload errors
Merge pull request #104 from ehelms/bug-974098

Bug 974098: Adds output of error message to user if an unknown system
Merge pull request #103 from daviddavis/temp/20131008164806

1016312: Improving content upload errors