ds 7.x-2.7

Issue #2345543 by lorenx: Fixed undefined variable.
Issue #2288345 by axe312: Added token support for region classes.
Issue #2324537 by mitrpaka: Fixed Odd/even classes for field items.
Issue #2284575 by stefan.r: Fixed Node display test fails if site is installed in a subdirectory.
Issue #2289845 by thirdender: Added ds_render_user_picture should use format_username.
Issue #2291887 by MXT: Added FIGURE to custom wrappers.
Added odd/even classes to grouped elements
Issue #1927752 by yannickoo: Token support for outer wrapper's, field items' and field item's classes and attributes.
Issue #2226083 by samhassell: PHP 5.5 'undefined index' notice in ds_extras.registry.inc.
Issue #2111707 by aspilicious | robertstaddon: Display Suite Search + PHP 5.4 = "Notice: Array to string conversion in node_ds_search_execute()".
Prevent fatals when index is corrupt
Issue #1670150 by legolasbo | webankit: Field Collection Embedded.
Make it possible to alter the ds_field_theme settings
2158273 fixed layout classes not being applied on forms
Improved check for ui_limit to ignore empty arrays
Issue #2076897 by aspilicious: Prefix/suffix.
Issue #1931216 by yannickoo: Hide unnecessary fields in expert field template.
Issue #1824348 by alanburke, aspilicious | carajito: Label wrapper.
Issue #1635906 by Deciphered: Remove 'block' module requirement for related functionality.
Added extra checks to prevent notices when non existing terms are loaded
Issue #2154515 by bartvdputte: Entity translation on custom view mode of term results in "[language] translation unavailable for [term]".
Issue #1519916 by swentel, Stalski: Field templates, field refresh and cogwheel problems.
Issue #1645500 by dawehner | gooddesignusa: Add Class to region based on field value.
Issue #2141439 by swentel | dead_arm: Label, as link with label as title does not respect a custom label.
1822404 Increase label length of custom fields in schema
Issue #2155977 by svdhout: Linked wrapper on user entity.
Issue #2154661 by sch4lly: Add clear option to token_replace in Layout Link Wrapper.
Issue #2162107 by sammys: Ds_render_field() does not use URI options when rendering links to an entity.
Issue #2154661 by sch4lly: Add clear option to token_replace in Layout Link Wrapper.
Issue #1279478 by swentel: Fixed block notice.