Core: Register focusin, focusout and keyup also on radio/checkbox

Fixes #1062
Closes #1065
Localization: Added galician (GL)

Closes #1119
Additionals: Add postalCodeCA method

Checks for Canadian postal codes using the base regex from
http://geekswithblogs.net/MainaD/archive/2007/12/03/117321.aspx with
additional constraints from
http://www.canadapost.ca/tools/pg/manual/PGaddress-e.asp.

- First character must be a valid forward station character
- Must be all caps
- Must use space for forth character

Closes #1118
Localization: Fixed ES number method validation message

The validation message was targeted only to integers ("entero") while the
number method validates decimals http://jqueryvalidation.org/number-method/

Closes #1016
Additionals: Add persian date method

Also add localization for minWords and maxWords in persian.

Closes #1038
Localization: Fixed GL number validation message

The validation message was targeted only to integers ("entero") while the
number method validates decimals http://jqueryvalidation.org/number-method/

Related to #1016
API Use aria-describedby for non-label elements
Fixes #900