Update the MELPA url
Fix a few outdated project urls
Add a note about conflicting keybindings
middlewere -> middleware
Minor indentation fixes
Fix docstring comment
Minor docstring improvement
Update copyright
Add MELPA badges
Use el for Emacs Lisp code blocks
Add a link to CIDER
Deprecate `cljr-cycle-stringlike`

It was a duplicated of clojure-mode's `clojure-toggle-keyword-string`

Closes #61