Implemented logic for setting a user's tanks and a tank's users
implemented logic for auto-creation/updating of sensors during definition creation
Cleaned up data access portions of the models
Merge branch 'dev' into model
Implemented logic to set up the Default Definitions
implemented logic to create the lookup points during definition creation
implemented logic for auto defaulting definitions upon creation
updated ViewModels to use post-processing logic instead of pre-processing validations situationally
fixed/improved ViewModel custom validations, combined uniqueness validators into single class
debugging after validation's refactor
started converting to session variables
preparations to merge UserTank logic with controller layer
added logic to populate lists of the selected and unselected users/tanks in usertank selections
enabled user date format site wide
Merge branch 'controller' into dev
add TankUsers. session variable modifications