Create setup-isolated-ftps.ps1

Isolated FTP implementation of setup-ftps.ps1
Update setup-ftps.ps1

Update setup-ftps.ps1 for removal of appcmd implementation in favor of WebAdministration from Powershell v3
Fix last appcmd in setup-ftps.ps1
Update setup-ftps.ps1

Add permissions modification of c:\inetpub\wwwroot.  Unable to upload file otherwise.
Update setup-ftps.ps1

Fix typo in variable name
Update setup-isolated-ftps.ps1

Fix bug with directories already being created.  Takes place when doing testing and not clearing all previous work done.
Update setup-isolated-ftps.ps1

Fix bug with $cert == $null.  Certificates subject on 2012 test server contained CN=WMSvc not CN=MgmtSvc.  Add commented $cert line with possible fix.
Update setup-ftps.ps1

Fix bug with $cert == $null.  Certificates subject on 2012 test server contained CN=WMSvc not CN=MgmtSvc.  Add commented `$cert =` line with possible fix.