Post about the 2014-03-04 Meetup
Correct typo and remove left-to-right mark
Update link to "Apache jclouds at Maginatics"
Show quick news in the home page
Exit on failed commands

Previously a failed jekyll command would continue to deploy the site
with the older site content.
Fixing some typos on what-is-jclouds text.
Removed unescaped html character
Show labels in the quick news
Modernize BlobStore examples

Use ByteSource payloads, call contentMD5 instead of calculateMD5, and
correct contentType calls.
Remove the GSoC announce from the frontpage