adding note about the case-sensitivity of filenames

Author: Sean Wheeler

src/ResourceManager/Compute/Commands.Compute/help/Set-AzureRmVMCustomScriptExtension.md

@@ -1,7 +1,7 @@
 ---
 external help file: Microsoft.Azure.Commands.Compute.dll-Help.xml
 ms.assetid: 64AB1BAE-A756-43A8-A40F-10B746EA0946
-online version: 
+online version:
 schema: 2.0.0
 ---
 
@@ -51,7 +51,7 @@ Specifies arguments that the script extension passes to the script.
 ```yaml
 Type: String
 Parameter Sets: (All)
-Aliases: 
+Aliases:
 
 Required: False
 Position: Named
@@ -66,7 +66,7 @@ Specifies the name of the Azure storage container where this cmdlet stores the s
 ```yaml
 Type: String
 Parameter Sets: SetCustomScriptExtensionByContainerAndFileNames
-Aliases: 
+Aliases:
 
 Required: True
 Position: Named
@@ -94,7 +94,7 @@ Accept wildcard characters: False
 ```yaml
 Type: SwitchParameter
 Parameter Sets: (All)
-Aliases: 
+Aliases:
 
 Required: False
 Position: Named
@@ -104,12 +104,13 @@ Accept wildcard characters: False
 ```
 
 ### -FileName
-Specifies the name of the script file.
+Specifies the name of the script file. If the file is stored in Azure Blob storage, the file name
+value is case-senstive. File names of files stored in Azure File storage are not case-senstive.
 
 ```yaml
 Type: String[]
 Parameter Sets: SetCustomScriptExtensionByContainerAndFileNames
-Aliases: 
+Aliases:
 
 Required: True
 Position: Named
@@ -124,7 +125,7 @@ Specifies the URI of the script file.
 ```yaml
 Type: String[]
 Parameter Sets: SetCustomScriptExtensionByUriLinks
-Aliases: 
+Aliases:
 
 Required: False
 Position: Named
@@ -142,7 +143,7 @@ If forceUpdateTag is not changed, updates to public or protected settings are st
 ```yaml
 Type: String
 Parameter Sets: (All)
-Aliases: 
+Aliases:
 
 Required: False
 Position: Named
@@ -157,7 +158,7 @@ Specifies the location of the virtual machine.
 ```yaml
 Type: String
 Parameter Sets: (All)
-Aliases: 
+Aliases:
 
 Required: False
 Position: Named
@@ -187,7 +188,7 @@ Specifies the name of the resource group of the virtual machine.
 ```yaml
 Type: String
 Parameter Sets: (All)
-Aliases: 
+Aliases:
 
 Required: True
 Position: 0
@@ -218,7 +219,7 @@ The value of *Run* might contain secrets or passwords to be passed to the script
 ```yaml
 Type: SwitchParameter
 Parameter Sets: (All)
-Aliases: 
+Aliases:
 
 Required: False
 Position: Named
@@ -233,7 +234,7 @@ Specifies the key for the Azure storage container.
 ```yaml
 Type: String
 Parameter Sets: SetCustomScriptExtensionByContainerAndFileNames
-Aliases: 
+Aliases:
 
 Required: False
 Position: Named
@@ -248,7 +249,7 @@ Specifies the name of the Azure storage account where this cmdlet stores the scr
 ```yaml
 Type: String
 Parameter Sets: SetCustomScriptExtensionByContainerAndFileNames
-Aliases: 
+Aliases:
 
 Required: False
 Position: Named
@@ -263,7 +264,7 @@ Specifies the storage endpoint suffix.
 ```yaml
 Type: String
 Parameter Sets: SetCustomScriptExtensionByContainerAndFileNames
-Aliases: 
+Aliases:
 
 Required: False
 Position: Named