Bug 447592: move BatchLookupService to the shared plugin

https://bugs.eclipse.org/bugs/show_bug.cgi?id=447592

Change-Id: I2e1c8f0de66ab90d024ff475d5bc5f5cdb03d473
Reviewed-on: https://git.eclipse.org/r/35108
Tested-by: Hudson CI
Reviewed-by: Patrick Bänziger <patrick.baenziger@bsiag.com>
Reviewed-by: Jeremie Bresson <jbr@bsiag.com>