* Update to v1.2
* Fix c2c_is_odd() to return false if the loop hasn't started
* Fix c2c_get_last_index() to explicitly check that $index arg is null before assuming current index
* Fix to prevent warnings if invalid index(es) are sent to c2c_get_post_by_index() and c2c_get_posts_by_index()
* Add unit tests
* Note compatibility through WP 3.8+
* Update copyright date (2014)
* Minor code and documentation reformatting (spacing, bracing)
* Change donate link
* Add banner image



git-svn-id: https://plugins.svn.wordpress.org/post-index-helpers/trunk@834120 b8457f37-d9ea-0310-8a92-e5e31aec5664