Add cachebooster.js

Update all link/script tags with add a Date.now() in the end of
href/src attributes
Update html and add cachebooster screenshot
update readme
update readme
Defaults processing "scripts" is not performed

You should change the variable "process_scripts" to true to run this
Rename to cachebuster
Rename to cachebuster
add cachebuster snippet
add html_i18n_content.js to index page
added chrome.loadTimes() info
checked if loadTimes returns object
be safer with chrome.loadTimes
Merge branch 'issue29'
first commit with new build
more build script updates
move the rest of the snippets over
move last screenshot
use relative links in readmes and make not relative in index.html
remove snippets.html
update links