Update version # and changelog
Merge pull request #847 from christav/release-0.7.9

Update version # and changelog
Add missing service management deployment operations
Merge pull request #867 from andrerod/dev

Add missing service management deployment operations
Merge pull request #868 from WindowsAzure/release-0.7.9

Merge Release 0.7.9 to master
Merge pull request #869 from WindowsAzure/master

Merge master into dev for Release 0.7.9