PM Calendar - Custom Setting

Added a custom setting to parameterize the Milestones PM Calendar tab.
Addressed another issue with users that do not have profiles in the
General Utility.  Updated the Milestones and Project trigger helper
utilities to API version 27.0.
Milestone1_General_Utility.isSysAdmin Update
Salesforce API v27.0
Milestone1_General_Utility API version 27.0