Fix #2221
Show-AzureWebsite run from within a staging website git repo opens the browser on the production website
Fix #2222
New-AzureWebsite sitename(production) or sitename(staging) returns invalid hostname
Fix #2224
Get-AzureWebsiteDeployment does not pick up slot from context
Fix #2225
Using sitename(staging) -slot staging with website commands results in invalid name error
Add missing doc for Restart-AzureWebsite
Fix UTs
Merge pull request #2236 from ogail/slot

Fix website slot P2 issues