Issue #1309862 by guillaumev: webform_get_submissions() called with both UID and NID may cause a PDO Exception.
Issue #1326182: Empty string in _webform_delete_file my cause an error in PostGres.
Issue #1357188 by Liam Morland: Undefined index: #title in theme_webform_inline_radio().
Issue #1266526: Correct translations in download ranges, clean up download range implementation.
Issue #1266814: Email field validation allows "0" as a value.
Issue #503264 by redndahead: Limit the total number of submissions.
Issue #1363208: Clean up submission limit code for user/total consistency.
Issue #1283456 by chx: webform_file_download query does not check that file is owned by Webform.
Issue #1291918: Incorrect integer value: '' for column 'cid'  when saving markup only page draft first.
Issue #1334870 by David_Rothstein: Duplicate code: Select component's "empty_value" property gets set twice.
Issue #1238356: New, nested file directories cannot be created or used with file components.
Issue #1299518: New lines not consistently converted to break tags in textarea components.
Issue #1278172: Using an end date that is before start date (to flip year order) no longer allowed.
Issue #1363788: Zero integers not exported in CSV/Exel downloads.
Issue #1180454: When use <group> in SELECT then shows only "safe_key" in e-mail.
Issue #1336994: Contextual links for Webform Blocks and Nodes.
Issue #1180454: Partial rollback to correct checkboxes that have a zero value.
Issue #1332100: Prevent undefined function calls in component includes.
Issue #1276550: Anonymous users do not use site default timezone.
Issue #1352572: Add (or use existing) indexes for the Webform results page.