Recipes included for clojure library jars: exploring without using leiningen, and then location/source code using leiningen/maven

1st recipe: Adding additional clojure library jars for quick experimentation without leiningen or maven project.Please see additional-jars.asciidoc

2nd recipe: Find leiningen project library jars local location and the associated source code for these jars. Please see lein-jars-location.asciidoc.

Included license file also. Feedback/comments welcome. Thx.