features 7.x-2.7

Changes since 7.x-2.6:

• #2568161 by pfrenssen, Dane Powell: Coding standards of exported items
• Replace checking schema version with a simple check for the table existence
• #2506877 by heddn, MustangGB: Remove 'indexes' from field base
• #1198102 by mohit_aghera, claudiu.cristea, hefox, fureigh: Integrate Contact module Categories with Features
• #2535052 by joshi.rohit100: error in sample code for hook_features_pipe_alter()
• #2534138 by mglaman: field_base_features_rebuild doesn't catch exceptions
• #2562871 by fengtan: Errors when going to admin/structure/features/
• #1988252 by das-peter, dawehner, MegaChriz, rodrigoaguilera: Use the same language consistently in generated comments and strings
• #2543306 by MustangGB, mpotter, nadavoid: drush_features_list() slow - about 220 seconds
• #2509022 by eugene.ilyin: Undefined index in menu_links_features_rebuild_ordered
• #2510352 by jacktonkin: Call node_types_rebuild() when providing new node types
• #2511858 by hefox: relation "cache_features" does not exist
• #2508197 by rrfegade: code-spell errors in features - D7