Change () to {} in haxe interpolation, keeping up with SVN is fun
Updated Auth models to not use @:relation

We will use @:belongsTo, which we set up the getters/setters manually
for now, but will hopefully do with macros in future.
Change () to {} in haxe interpolation
Fix glitch in ManyToMany - was looking for "r1" or "r2" instead of "id"
Update package for PermissionErrors, import into UserAuth