Update plugins:

- Achievements
- AJAX Edit Comments
- Akismet
- Anthologize
- BP Groupblog
- BuddyPress
- BuddyPress Group Email Subscription
- Captcha
- Category Order and Taxonomy Terms Order

See #1025
Plugin updates:

- Contact Form 7
- Download Manager
- Easy Table
- Gravity Forms Directory & Addons
- More Privacy Options
- PreziWP
- Really Simple CAPTCHA
- Resize Image After Upload
Plugin updates:

- SharDB admin utilities
- ShareThis
- Social
- Subscribe2
- TinyMCE Advanced
- Twitter Tools
- WP-Polls
- WP smush.it
- ZooEffect

See #1025
Update themes:

- P2
- Twenty Ten
- Twenty Eleven
- Twenty Twelve
- Twenty Thirteen
Add plugin: WP Lightbox 2. See #1018
Generate semester dropdown list dynamically

Starts with 2011 and returns every semester since then that has at least one
group associated with that semester.

Cached for better performance.

See #1027. See #977
Fixes a bunch of PHP notices
Fix JS error
Enable department selection for all group types

See #1028
Whitespace in groups-archive.php template
Enable directory filter breadcrumbs for Clubs and Projects. See #1022
Generalize styling for group creation pages

Previously, a bunch of selectors were only selecting the course creation page,
which meant that when Departments and other elements were reintroduced to the
create process for other group types, the styling didn't carry over.

See #1028
PHP strict notices
Remove syntax error
Don't allow group site create submission if URL form is blank (and new site field is checked)

This prevents the user from being sent erroneously to the front page without
the new group being created.

Also fixes a formatting issue with the error message.

See #1029
Create Anthologize temp image file path for TCPDF if not exists

This prevents "image not found" errors on some server setups

See #1032
Fix ajax-warning positioning during group creation

Had to use a dummy div wrapper to get relative/absolute positioning to jibe
across browsers

See #1029
Remove plugin: download-manager. See #1033
Remove plugin: wp-smushit. See #1034
Merge branch '1.4.x'