[maven-release-plugin] prepare release 3.1.8
Switched develop to upcoming release 3.1.9-SNAPSHOT
Inter module dependency cleanup.
AWS SDK updated to newest version 1.5.6
Replaced path by proper key
Default dev host changed to 'localhost:8080' in order to run integration tests
Integration test fixed

Fixes #299
[maven-release-plugin] prepare release 3.1.9
Switched branch to upcoming release 3.1.10
Upgraded to Apache Felix Http Bundle 2.2.1 #

Resolves #300
Worked around a bug in the maven versions plugin
Fixed the next execution trigger test for January

closes #310
Fixed Removed the DoubleCheckedLocking rule which is no longer supported
POM cleanup and upgrad of plugin versions across the board
Resolved potential cyclic dependencies when registering REST endpoints

Closes #314
Fixed wrong plugin group id
Fixing attribute names for declarative services

Closes #316
Merge remote-tracking branch 'origin/r/3.1.x' into r/3.1.x
Removed duplicate http bundle reference
Downgrade Felix HTTP bundle to v.2.2.0 due to unfixed incompatibilities in v.2.2.2