address comments.

Author: sergey-shandar

src/ResourceManager/SignalR/Commands.SignalR/AzureRM.SignalR.psd1

@@ -51,7 +51,7 @@ CLRVersion = '4.0'
 # ProcessorArchitecture = ''
 
 # Modules that must be imported into the global environment prior to importing this module
-RequiredModules = @(@{ModuleName = 'AzureRM.Profile'; ModuleVersion = '4.6.0'; })
+RequiredModules = @(@{ModuleName = 'AzureRM.Profile'; ModuleVersion = '5.0.0'; })
 
 # Assemblies that must be loaded prior to importing this module
 RequiredAssemblies = @(
@@ -115,7 +115,7 @@ PrivateData = @{
         # IconUri = ''
 
         # ReleaseNotes of this module
-        ReleaseNotes = '* Initial command set for SignalR service'
+        ReleaseNotes = '* `New-AzureRmSignalR` null reference bug fix.'
 
 		# Prerelease string of this module
 		Prerelease = 'preview'