0723fb0 - Merged.
37410ce - Added TimeField, allowed callable labels, updated translations.
a66cf91 - Change Required validator, now it can correctly work with FileField.
a954eb9 - Label can be callable.
4f802f8 - Bugfix in russian translations.
7da8bef - Added new field: TimeField.
22e755a - Merged.
0641b9a - Improved html_params utility function.
cad61e3 - Updated russian translations.
4508c2e - Range validators do not validate if data is None.
06906e4 - More powerfull html_params utility function.
4477829 - Fixed QuerySelectField to work with optional validators.