Allow passing arrays into node-postgres.

node-postgres now correctly handles arrays as query-parameters as of
brianc/node-postgres#278.
Merge pull request #51 from ctavan/fix-pg-arrays

Allow passing arrays into node-postgres.
Merge branch 'not_equals_with_null_value' of https://github.com/kbackowski/FastLegS into kbackowski-not_equals_with_null_value
Bump version.