Create SDP subproject.
Beginnings of SDPMessage, with the SDPOrigin type defined.
Stabilize SDPOrigin.
Rename com.zoomulus.speakeasy.core.util to com.zoomulus.speakeasy.core.types
Rename com.zoomulus.speakeasy.core.util to com.zoomulus.speakeasy.core.types some more
Add AlphabeticString and Domain classes
Make domain comprised of Word, not AlphabeticString
Add EmailAddress