Create maglev-2.0.0-dev
Merge pull request #369 from matthias-springer/master

Add install script for Maglev 2.0.0 dev (the branch with 1.9 support)
making checksum comparison case insensitive
Merge pull request #374 from katiepru/fix_md5_case

making checksum comparison case insensitive
added latest releases includes CVE-2013-4073
use Homebrew openssl if available

Fixes #343, references #367
Merge pull request #376 from mislav/brew-openssl

use Homebrew openssl if available
ruby-build 20130628

Closes #375.