0.1.8

[#new] Add support for Grav version 1.7.0. Fixes #23
[#new] Add support for loading jquery debugging. Only enabled when debugging is enabled.
[#new] Add option to show login/logout link in navbar. Fixes #25
[#new] Show tags (below categories) as part of taxonomy. Thanks @akisys.
[#bugfix] Attempt to fix navigation on item detail page. Hopefully this time for good.
[#bugfix] Remove unused google fonts api call. Thanks @Japhys Fixes #24