Merge pull request #324 from gcheng/dev

Dev
Merge pull request #329 from gcheng/dev

Dev
Merge pull request #332 from gcheng/dev

Dev
Merge pull request #334 from gcheng/dev

Dev
message count details.
update for 0.4.3
Merge pull request #338 from gcheng/dev

Dev
Merge pull request #679 from WindowsAzure/release

Release
Merge branch 'dev' of https://github.com/gcheng/azure-sdk-for-java-pr into messagecount
initial check in for forward to feature.
additional implementation of forward to feature.
implement subscription forward to feature.
implementing update for forward to feature.
update forward to integration test.
Merge pull request #342 from WindowsAzure/dev

Dev
Merge pull request #343 from gcheng/dev

Dev
add more integration tests for forward to feature.
refactoring and documentation work.
fix two scenario tests for CI machine.
Merge pull request #40 from gcheng/cibugfix

bug fix in CI machine.