1. Password Generation is now configured to target a specific password strength, rather than # of words.
2. You can now choose a list of separator characters that can be used instead of a 'space' char.
3. UTF8 support has been improved.
4. Added support to generate from a standard list of 5000 common english words, rather than using Gutenberg texts. This is primarily for research and comparison (to other password generator) use.
5. Added options button to the popup.

Added preliminary support for password strength indicators

Added preliminary support for Firefox for Mobile.
Popup now shows which book the passwords were generated from

Added Options page which sets basic parameters about how you like your password to be generated, as well as the ability to delete a source.
Also added how much space is being used in storing the downloaded ebooks.

Removed some debugging facets that were left in the UI inadvertently.