Add POM elements required for Central Sync.
Add POM elements required for Central Sync.

See https://docs.sonatype.org/display/Repository/Central+Sync+Requirements.

0xfaded/scalatra,Alefas/Scalatra,dozed/scalatra,dozed/scalatra,lightvector/scalatra,offner/scalatra,lightvector/scalatra,seratch/scalatra,seratch/scalatra,lloydmeta/scalatra,lzpfmh/scalatra,seratch/scalatra,Alefas/Scalatra,dozed/scalatra,lzpfmh/scalatra,lloydmeta/scalatra,offner/scalatra,offner/scalatra,Alefas/Scalatra,lzpfmh/scalatra,lightvector/scalatra,0xfaded/scalatra