v1.4 beta

After a recent flurry of activity, here's a release candidate for v1.4.

Features:

• Ability to hide items from the dropdown - #102
• Selecting a Plugin folder (rather than having to navigate inside it) is enough - better UI - #120
• Reset renamed to Refresh to make it clearer - #82
• refresh parameter indicates that an item should issue the refresh of a plugin

Other:

• Started tracking changes
• General bug fixes and improvements
• Support spaces in paths
• Plugins now live in their own repo - #78