Revert "Including ionicons directly"

This reverts commit cf466c199543a997c19fa1c3af5074805a96a887.
Bundle ot.js together with opentok-editor.js

Was having issues getting ot.js to deploy to heroku.
Try newer version of gulp-bower and bower
Try just using a cache clean and install
Revert "Try just using a cache clean and install"

This reverts commit 631e069dfa96c40aabd9b7495627ad6ff3892357.
Using the latest editor