Add property to control UI 'ping' to Nexus
Merge pull request #844 from sonatype/ui-session-timeout

REVIEW Add property to disable UI 'ping' to Nexus
- apply RepositoryTarget to individual files as well as GAV (folders)
NXCM-4665 - Scheduled Task to remove releases
Merge pull request #846 from sonatype/NXCM-4665checkIndividualReleaseFiles

TRIVIAL [NXCM-4665]- apply RepositoryTarget to individual files as well as GAV (folders)
- moving this message to from debug -> trace
NEXUS-5682 - Repeated log spam at DEBUG level attempting to delete checksum files while running Snapshot Removal Task
update forge-parent to V35 for latest nexus-staging update
NXCM-5237 - Release 2.5
Merge remote-tracking branch 'origin/master' into nxcm-5067-ldaps-connection-pooling
NXCM-5067: Cleanup of the system proper vs env mixup

In code we now use the only one env property to
enable pooling for given context, as it turns out
this part was already correct.

The wrong use of system property (was used as env var and
had no effect) is removed, and wrapper.conf got it added.