Merge pull request #3 from ecdsa/gh-pages

Update community section
Tutorial - How to deal with offline transactions. [using MPK]

Animazing wrote this on the forums
https://bitcointalk.org/index.php?topic=158663.msg1948724#msg1948724
Merge pull request #16 from rdymac/new-static-version

Tutorial - How to deal with offline transactions (using MPK)