Add field tag
Merge branch 'master' into fields
inc ver
Fix nested model issue, closes #74
inc ver
Add a basic email validator

- includes a default validation regex
- regex can be overriden using the option :with
- error message can be overriden with the option :error_message
- default volt user updated to use the email validation
Remove unused instance variable
Merge branch 'email_validator' of https://github.com/CodingZeal/volt into CodingZeal-email_validator
update changelog
Fix typo
Add a phone number validator

- includes a default validation regex
- supports US and international number formats
- reuses email validation regex override option
- reuses email validation error message override option
Merge pull request #76 from CodingZeal/phone_number_validator

Phone number validator
Merge branch 'master' of github.com:voltrb/volt
more docs for tasks
cleanup docs
cleanup
Merge branch 'master' into opal7