Log Message:
Update drupal7 to 7.14.

Drupal 7.14 2012-05-02
----------------------
- Fixed "integrity constraint" fatal errors when rebuilding registry.
- Fixed custom logo and favicon functionality referencing incorrect paths.
- Fixed DB Case Sensitivity: Allow BINARY attribute in MySQL.
- Split field_bundle_settings out per bundle.
- Improve UX for machine names for fields (UI change).
- Fixed User pictures are not removed properly.
- Fixed HTTPS sessions not working in all cases.
- Fixed Regression: Required radios throw illegal choice error when none
  selected.
- Fixed allow autocompletion requests to include slashes.
- Eliminate $user->cache and {session}.cache in favor of
  $_SESSION['cache_expiration'][$bin] (Performance).
- Fixed focus jumps to tab when pressing enter on a form element within tab.
- Fixed race condition in locale() - duplicates in {locales_source}.
- Fixed Missing "Default image" per field instance.
- Quit clobbering people's work when they click the filter tips link
- Form API #states: Fix conditionals to allow OR and XOR constructions.
- Fixed Focus jumps to tab when pressing enter on a form element within tab.
  (Accessibility)
- Improved performance of node_access queries.
- Fixed Fieldsets inside vertical tabs have no title and can't be collapsed.
- Reduce size of cache_menu table (Performance).
- Fixed unnecessary aggregation of CSS/JS (Performance).
- Fixed taxonomy_autocomplete() produces SQL error for nonexistent field.
- Fixed HTML filter is not run first by default, despite default weight.
- Fixed Overlay does not work with prefixed URL paths.
- Better debug info for field errors (string change).
- Fixed Data corruption in comment IDs (results in broken threading on
  PostgreSQL).
- Fixed machine name not editable if every character is replaced.
- Fixed user picture not appearing in comment preview (Markup change).
- Added optional vid argument for taxonomy_get_term_by_name().
- Fixed Invalid Unicode code range in PREG_CLASS_UNICODE_WORD_BOUNDARY fails
  with PCRE 8.30.
- Fixed {trigger_assignments()}.hook has only 32 characters, is too short.
- Numerous fixes to run-tests.sh.
- Fixed Tests in profiles/[name]/modules cannot be run and cannot use a
  different profile for running tests.
- Numerous JavaScript performance fixes.
- Numerous documentation fixes.
- Fixed All pager links have an 'active' CSS class.
- Numerous upgrade path fixes; notably:
  - system_update_7061() fails on inserting files with same name but different
    case.
  - system_update_7061() converts filepaths too aggressively.
  - Trigger upgrade path: Node triggers removed when upgrading to 7-x from 6.25.