Release version 0.12.3

Adds filters for DateString, DateTimeString (like Date, DateTime) and for inherited fields, such as Uri, Email.

Implements ItemUri.convert() so that it can be optionally used as a filter as well.

Fixes specifying custom filters using Meta.filters

setup.py

@@ -5,7 +5,7 @@
 
 setup(
     name='Flask-Potion',
-    version='0.12.2',
+    version='0.12.3',
     packages=find_packages(exclude=['*tests*']),
     url='http://potion.readthedocs.org/en/latest/',
     license='MIT',