Added built-in for Gecode::dom.
Added auxiliar function getIntSet for parsing values to Gecode::IntSet. For now, supporting lists of integers and tuples (e.g. [1#5 8 9 20#24])
Merge pull request #9 from dmontenegro/master

FD.dom
Changes to support constraint boolean variables.
- Added one, zero and none operations to the boolean variables interface.
- Added the module BoolVar to the virtual machine.
- Changed some methods in GecodeSpace to support the new boolvar implementation.
Merge pull request #10 from miavisa/css

Modified builtin dfs in module Search.
Changed methods for search builtin.
- No need for a loop in the search one builtin.
- Fixed memory leak when updating constraint spaces.