created a file for user preferences
added a spot in appData for user preferences
using grunt to set variable for the mcsandyPrefs variable
moved all of the stored projects into a prefixed namespace
added a null check for adding external assets
added error messages for fields
fix for defect # 15
added field regex patterns for validating the external url fields
doing a null check, for cases where an item isn't set in localStorage when requesting it
Enhancement 11: ability to remember layout changes