removed unused vars and removed ejs extnsn
changed keyup handlers to attach only to js hooks

Now the keyup handlers attach to only those textarea that have the
js-textarea-hook class
comments
complete codemirror integration
comments
passed jquery to IIFE
upped jquery version used
upped jquery version used
complete codemirror support
upped minor version to 0.5.0

getting ready for the big 1.0.0
added unused codemirror files