GenCode - Add an optional caching mode.

If CIVICRM_GENCODE_DIGEST is set, then GenCode will write out a digest of
all its inputs & templates. If someone tries to rerun with the same inputs,
then GenCode will do nothing.
GenCode - Ignore cache/digest if some key files are missing
Fix api wrapper to fetch metadata from getoptions request
CRM-14165 - Improve lookup and styling of options edit link
CRM-13929 - Centralize and simplify radio clear widget
Add documentation link to code comments
CRM-13966 - Style regular selects to more or less match select2
CRM-13929 - Parameterize radio clear widget
CRM-13966 - Use select2 for date range
CRM-14181 fixes - migrate enums to varchar in schema for all tables

http://issues.civicrm.org/jira/browse/CRM-14181
CRM-14181 fixes - migrate enums to varchar in schema for all tables

http://issues.civicrm.org/jira/browse/CRM-14181
CRM-14181 fixes - migrate enums to varchar in schema for all tables

http://issues.civicrm.org/jira/browse/CRM-14181
CRM-13966 CRM-14165 - Use $form->addSelect for contact edit fields
Remove overlay.tpl
CRM-13966 - select2 style tweaks
CRM-13970 - Option form url fix & test cleanup
CRM-13966 - CRM-14165 - Add select2 & popup links for custom fields
CRM-14181 fixes - migrate enums to varchar in schema for all tables

http://issues.civicrm.org/jira/browse/CRM-14181
CRM-14181 fixes - migrate enums to varchar in schema for all tables

http://issues.civicrm.org/jira/browse/CRM-14181
CRM-13929 - Improve calendar clear button