More Cleanups

Source/Framework/Constants/AuctionConst.cs

@@ -15,6 +15,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+using System;
+
 namespace Framework.Constants
 {
     public enum AuctionResult
@@ -59,6 +61,7 @@ namespace Framework.Constants
         Items = 50
     }
 
+    [Flags]
     public enum AuctionHouseFilterMask
     {
         None = 0x0,

Source/Framework/Constants/PlayerConst.cs

@@ -764,6 +764,7 @@ namespace Framework.Constants
         LoadedFromDB = 0x02
     }
 
+    [Flags]
     public enum ItemSearchLocation
     {
         Equipment = 0x01,

Source/Framework/Constants/Spells/SpellConst.cs

@@ -115,6 +115,7 @@ namespace Framework.Constants
         DamageCancels = 0x400
     }
 
+    [Flags]
     public enum SpellAuraInterruptFlags : uint
     {
         None = 0,
@@ -154,6 +155,7 @@ namespace Framework.Constants
         NotVictim = (HostileActionReceived | Damage | NonPeriodicDamage)
     }
 
+    [Flags]
     public enum SpellAuraInterruptFlags2
     {
         None = 0,