Merge pull request #64 from tgrrtt/develop

Added gulp task for testing
(fix) drag and drop actually works the way it's supposed to
Merge pull request #66 from TessMyers/develop

(fix) drag and drop actually works the way it's supposed to
cleans up files, removes dependencies
wrangling with text highlight
deleted highlight directive
Merge pull request #67 from shanswami/develop

Deletes highlight directive and moves to matches
removes "add object" button from index
(test) created modify-tree spec file
(test) checks if addNode and removeNode functions exist
(test) tests removing literals from matches
(test) tests removing the only node from a quantified
(test) tests removing only node from alternate branch
(test) tests removing the only node from a capture-group
(test) tests removing grouped literals and 2 branch alternates
(fix) sending correct node id to html now
(test) tests removing non-literals
(add) sets up for text editing with a dynamically added form
Merge pull request #69 from TessMyers/develop

(add) sets up for text editing with a dynamically added form
Merge pull request #68 from darkstar21/develop

Unit tests for removeNode