Adds RPM Build SPEC file, init script and example config file
Modifies SPEC file to use init and conf file from tarball
Fixes .yml extension on included conf file for SPEC file
Converts identdation to 4 spaces in init script
return non-zero exit status when nutcracker cannot start for some reason
Merge pull request #41 from tomponline/tp-rpmbuild

add rpm build spec and init script