Moving the Md5Validator namespace to Md5. Adding a CommandContentMd5Plugin.
Make 3.0.x-dev installable. (3.0.*@dev)
Subtree splits need to have the correct branch alias.
correct the branch alias version
3.5 release
Formatting, cleaning, and sanitizing docblocks
Getting ready for 3.6.0
Updating composer dev aliases
Returning `false` if `Guzzle\Http\EntityBody::getContentMd5()` fails
Not setting a `Content-MD5` on a command if calculating the Content-MD5 fails via the CommandContentMd5Plugin
Removed unneeded use statements