solve: maximize/minimize function added
explicit shadowing a range of core clojure functions etc
-- (domain decl) also supports int parameter input
*mzn-store* must be public (still don't understand why)
Added some tutorial examples (and renamed file)
Refactored expr to allow for keywords and symbols (2nd arg gone again)
Added comments
Added map2minizinc
Added support for data files (untested still)
Extended minizinc, now supported data files (and cleaned up doc and comments)
Removed some test
Cleaned up ns declaration
Swapped order of args for par, int, bool etc.
Edit doc
Bug fixed: assert now binary function etc.
Revised minizinc: output MiniZinc warnings (as error) etc
Cleared up namespace issues in example
Added examples with datafile