Backported #2349, thanks @Leperous
fixes #2442
checkstyle cleanup
Pulled out constant
fixes #2441
logged rejected execution exception while cleaning resources of a closing connection instead of throwing
cleanup
Added domain name matching utility methods.
Fixed partition group matching when domain names are used.
tiny refactoring
Fixed race problem potentially causing NPE in ClientProxy
mark testSuccessfulSocketInterceptor as problematic
Merge pull request #2468 from gurbuzali/client-logging-issue/3.2.2

Client logging issue/3.2.2
fixed isShutdown exception catching
cleanup
Merge pull request #2465 from noctarius/mapreduce-optimizations

Mapreduce optimizations
Merge pull request #2474 from pveentjer/fix/3.m/npe-clientproxy

Fix/3.m/npe clientproxy
Fixed portable serialization between different services versions.
Merge pull request #2470 from mdogan/fix/3.2/zendesk-363

Fixed partition group hostname matching
Merge pull request #2467 from gurbuzali/client-misleading-exception/3.2.2

Client shutdown issue: Improve logging #2442
Return cached value upon IMap.get() if near cache is enabled