#1025954 by Dave Reid: Fixed PHP warning: Invalid argument supplied for foreach() in profile_token_info() if there were no profile fields defined.

#1020100 by Dave Reid: Fixed token validation doesn't work property if #token_types => array('all').

#975112 by Dave Reid: Allow token types that extend base token types to have their own tokens not shared with the base token type (e.g. [current-user:ip-address] should work while [user:ip-address] should not).

#273893 by MGN, colin_young, Dave Reid, greggles, a_c_m | Summit: Added [current-page:arg;*] tokens.

#333590 by Dave Reid: Fixed menu links without access cause problems with tokens by using alternate token_menu_link_load(). Added a menu token type and cleaned up menu token handling.

#967136 by Dave Reid: Added support for content type tokens. The [node:type] and [node:type-name] tokens are now deprecatd.

#125640 by recidive, Dave Reid, smk-ka, MGN, marcushenningsen, orb: Added support for profile module tokens.

by Dave Reid: Deprecated token_element_validate_token_context() and added token_element_validate() for more general validation.

#943028 by Dave Reid: Fixed the 'date' token type is ambiguous by adding a 'current-date' token type.

by Dave Reid: Combined _token_entity_mappings() and _token_get_entity_from_token_type() to token_get_entity_mapping().
by Dave Reid: Support passing $data[$entity_type] into token_generate().