Implements View class to help comply with PSR-1.
Fixes wrong variable reference.
Moves jquery ui dialog output into a view.
Merge branch 'mvc' into develop
Updates help text to reference PostSnippets::getSnippet. Fixes #16.
V2.1.2: Prevent PHP warning that occurs when no snippets exist

Fixes PHP Warning:  Invalid argument supplied for foreach() in wp-content/plugins/post-snippets/post-snippets.php on line 522
Merge pull request #21 from OM4/foreachwarning

v2.1.2: Prevent PHP warning that occurs when no snippets exist
Merge branch 'develop' of github.com:artstorm/post-snippets into develop
Streamlines the render() method.
Conforms to the updated View class.
Removes hardcoded class name from autoload method.
Changes text-domain into a class constant.
Adds donate link
Initial commit.
Updates contribution text.
Updates WordPress links.
Sets up the plugin for Travis CI testing.
Adds Travis CI build badge.
Removes old unit tests.
Updates init code.