Adding karaf files to project.

These changes allow the project to be built and tested using karaf locally
in the distribution/karaf directory (mvn clean install, followed by cd to
target/assmbly/bin and running ./karaf).

Change-Id: I0717f9cbdab46d7973f8c861fcb3916394352f84
Signed-off-by: Thomas Bachman <tbachman@yahoo.com>