Tests for HTML node
Closing file handles to fix test failures on windows
Fixing test termination
Merge pull request #327 from hbeeken/html-node-tests

Tests for HTML node
Merge pull request #331 from hbeeken/issue-326

Proposed fix for Issue #326
Merge pull request #332 from zobalogh/tail-done-fix

Fixing test termination
Add rest endpoint for add/remove and send updates to editor
Update tail node tests to use resource file
Add remove node api
Remove unnecessary semicolon
Tidy editor code to pass jshint