Fix Debugger Issue
Merge pull request #48 from huangpf/dev

To fix DomainJoinSettings mapping issue: #2055
Test bug fix.
Add a new test for New-AzureVM with DomainJoin
Merge pull request #49 from hyonholee/dev

Dev
Test work: Enable REST logs
Merge pull request #50 from hyonholee/dev

Test work: Enable REST logs
Merge branch 'release-0.7.0-debug-fix' of git://github.com/huangpf/azure-sdk-tools into dev