Merge pull request #38 from paytonrules/master

Some Minor Readme changes
Updates to Clojure 1.5.0 final
Merge pull request #39 from sl4m/clojure-1-5

Updates to Clojure 1.5.0 final
Update deploy script to get lein1 deps and omit GH
Bump koan-engine for bugfix

Thanks to Manas Karekar for reporting.
Updated README
Merge pull request #43 from manaskarekar/cl-koans-readme

Updated README
Clarify equalities a bit
Clarify empty lists & other list operations
Add some nil exposition
Leave out vec nil for now
Clarify keywords, symbols, maps, sets
Clarify wording in maps
Take pity and clarify higher-order fns a bit
Gitignore lein-repl-history
Added missing word in comment for koan 11
Merge pull request #45 from wishpishh/master

Added missing word in code comments