BD-426 Made popup functionality persistent. Moved a lot of functionality to bacground.js.
Made popup functionality persistent. Created a background.js and moved a lot of functionality there from the popup.js. BD-426
Added background script to manifest.
Moved some code to background.js and renamed some vars for readability
- Renamed several vars in listFiles to improve code readability
- Moved webPageResource, convertAndDownload, waitAndDownload,
downloadURI from dtspopup.js to dtsbackground.js
- Changed displayImages to use background page
Merge remote-tracking branch 'origin/master' into feature/BD-426-persistent-chrome-extension-ui
Script that runs even when extension popup closes. Initial commit. Moved several methods and vars from dtspopup.js here.