Added gpg plugin
Converted line endings from windows to unix
Added Maven release plugin
KEYS file for users to import to verify release signatures
Release modifications to the POM.  Also added an assembly project to handle packaging artifacts for a release.
Changes to support the github maven plugin.  We need to specify the scm info explicitly in order for it to work.
Revert "Changes to support the github maven plugin.  We need to specify the scm info explicitly in order for it to work."

This reverts commit 0341bc66e36068aa98d40c600fa24bd5248777d9.