Make line ending style consistent for js/mexp.js
Add Automattic to media-explorer.php's Author line
New Actions: mexp_ajax_request_*

Triggered on AJAX call completion. Useful for things like tracking stats.
Fire mexp_ajax_request_error if instantiating the service fails

That's an error too!
Introduce new filter: mexp_ajax_request_args

Our primary use case is for stats tracking of service and tab on WP.com
but could likely be used for other things.
Fixes #11. Added spinner to the bottom toolbar.
Fixes spacing issues
README added. Fixes #32.

Added:
* README.md for GitHub page
* readme.txt for WordPress.org plugin directory
Excludes retweets from Twitter results when not searching to_user or by_user

fixes #40.
Shows the "load more tweets" button once a set of tweets is loaded.

fixes #29.
Merge pull request #42 from Automattic/twitter-exclude-retweets

Excludes retweets when not searching to_user or by_user. Props @jlgarhdez
moved the load more button to the toolbar.

related #29
Add missing i18n to new 'load more tweets' label.
Only show Twitter 'load more' button for screens where the user has made searches.

Prevents the 'load more' button being clickable while an AJAX request
is in progress, and also prevents the button showing up when you go to
a new tab. See #29.

Most of this is a temporary change until we integrate Infinite Search
for the Twitter service, see #39.
Merge pull request #43 from Automattic/twitter-loadmore

Fix Twitter service 'load more' button.  Props @jlgarhdez, @paulgibbs
Bump version to 1.2
Merge remote branch 'origin/master'
Update readme for 1.2 changes
Update SVN tag number in readme.txt
Minor typo fix in phpdoc