Merge pull request #373 from veena-udayabhanu/release

Release
reduce the chance of potential unit test failure.
reduce the chance of a sporadic failure.
update to 0.4.4
update changelog and readme for 0.4.4
some minor fix
Merge pull request #375 from gcheng/release

reduce the chance of a sporadic failure of unit test on CI machine
incorporate feedback
Merge pull request #376 from guangyang/release

update to 0.4.4
Merge pull request #377 from veena-udayabhanu/release

Fix test issue for DateTime comparison
Merge pull request #378 from WindowsAzure/release

pull request from release branch to master branch
Merge pull request #379 from WindowsAzure/master

pull from public master to public dev
remove warnings!
a unit test trying to repeat service bus large message failure.
fix a minor bug in statusline
Merge pull request #387 from gcheng/statusline

fix a minor bug in statusline
Merge pull request #386 from gcheng/sbbugs

a unit test trying to repro service bus large message failure.
Merge pull request #385 from gcheng/nowarnning

remove warning in code
move some classes that should belong to core to the core.
Merge pull request #390 from gcheng/morecore

move some classes that should belong to core to the core.