added environment setup instructions so new developers can figure out how to setup their branches and dev enviornment.
added styles to the blog to handle the CKEditor captions feature of the new image plugin.
updated CKEditor to 4.3 and added the image2 plugin to allow for centered images on the blog.
removed old CKEditor files that are no longer in use.
Allow html tags in CKEditor
Merge pull request #5 from djhype/master

Lots of updates