fixed clone method for IndexRangeNode
More realistic Foxx queries example.
check memory
fixed cloning of IndexRangeNodes
fix typo
Merge branch 'aql2' into mmh
Further cleanup of EQ method in useIndexRange rule.
jshint
added jshint target
fixed bug in floyd-warshall result generation
specified test result assertion
Merge branch 'aql2' of https://github.com/triAGENS/ArangoDB into aql2
Merge branch 'devel' of https://github.com/triAGENS/ArangoDB into aql2
Further cleanup of IndexRangeRule and ranges infrastructure.

Prepare for variable bounds.
fixed test assertion
more Cleanup.
Merge branch 'aql2' of ssh://github.com/triAGENS/ArangoDB into mmh
Restructure RangesInfo handling to allow for variable ranges.