Removed last reflection call.

Although everything is an java.lang.Object the Clojure compiler can't
reason that (.toString %) should work on any object. So instead we can
use (str %) which just wraps the call the toString(), but requires no
reflection for that.

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Prepare for small bugfix release

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Import all functions from 'clojure.tools.namespace.repl'

Signed-off-by: Sebastian Hoß <mail@shoss.de>
Added Travis & Ohloh status images

Signed-off-by: Sebastian Hoß <mail@shoss.de>
[maven-release-plugin] prepare release bootstrap-clj-1.0.1