Add a 'no posts found' message if there are no posts yet
Use a password field for accepting / displaying passwords
Updated README.md to have build instructions, removed platen.js

Fixes issue #11 and #14
Remove platen.zip and add instructions for generating it
Ignore generated platen.js from git
Merge pull request #16 from yuvipanda/remove-platen

Updated README.md to have build instructions, removed platen.js
Merge pull request #9 from yuvipanda/password-fix

Use a password field for accepting / displaying passwords