Online quest mode, fixed bug when swimming from hull to another, monitors with editable text, choosing exe in content package, monster quests, misc bugfixes

Subsurface/ContentPackage.cs

@@ -9,7 +9,7 @@ namespace Subsurface
 {
     public enum ContentType
     {
-        None, Jobs, Item, Character, Structure
+        None, Jobs, Item, Character, Structure, Executable
     }
 
     public class ContentPackage
@@ -88,6 +88,11 @@ namespace Subsurface
             return cf;
         }
 
+        public void RemoveFile(ContentFile file)
+        {
+            files.Remove(file);
+        }
+
         public void Save(string filePath)
         {
             XDocument doc = new XDocument();