- added profile xml
- implemented profile method
- added UserWarning class
- refactored activitiesType for the user from a separated class to string with comma between multi values
- updated search query to contain the min and max value of a given duration
- added activity participant query(return all activities where the user participated in)
- updated activity creation for the api so that when an activity is created the user is also added as a participant
- added cancelled and created query (returns cancelled and created activities for a given user)
- updated ActivityParticipant model to contain participation date, cancellation date and activity status
  (boolean)
- added UserWarning service and UserWarningServiceImpl
- added userLastActivity xml page
- modified route file to contain all new controllers methods