Adds tests list
Fixes date test to pass.
Adds colony-specific tests. Corrects buffer tests.
Corrects test for #437 to avoid "undefined" check.

Signed-off-by: Tim Cameron Ryan <id@timryan.org>
Changes Colony behavior of out-of-bounds buffer access to NaN.
Updates old test for #223.
Splits out Math tests from those not in Node 0.10.
travisplexer: pr-544-linux travis ci test