release 0.16.2 (lostisland#1037)

Merge pull request lostisland#1032 from lostisland/rel-0.16.1

release v0.16.1

Merge pull request lostisland#1029 from lostisland/rel-v0.16.0

release v0.16.0

Merge pull request lostisland#994 from lostisland/fix/website-navigation

Website Navigation Fix

Version bump to 0.15.4

Version bump to 0.15.3

Version bump to 0.15.2

version bump to 0.15.1

Version bump to 0.15.0

Fixes an issue with Travis deployment to Rubygems