Add Alex as a developer
Switched namespace for maven artifacts

	Additionally removed duplicate groupId
Rename all of the files and move to the new namespace
Actually rename all uses of com.dyuproject. to io.
	Also rename com/dyuproject/ to io/
Merge pull request #17 from posix4e/master

This is a series of commits to move the project from com.dyuproject to io.protostuff
Have LinkBuffer#getBuffers include the current buffer