server: fix case insensitive conflict

LICENSE and license/ conflicts on case insensitive filesystems.

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>
osgi: fix dependencies

We were importing both OSGI interfaces relocated by Felix and the ones
provided by the org.osgi groupId.

This was causing conflicts at runtime on certain deployments. We now only
use the Felix ones.

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>
osgi: use same jdbc defaults as the main connection pool

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>
Usage in arrear:
- Enhance beatrix test TestConsumableInArrear
- Code review integration
- Fix additional isaues found while testing
Merge remote-tracking branch 'origin/master' into usage

Conflicts:
	pom.xml
Implement UsageApi (and associated UsageDao)
Remove UsageMock for Beatrix test