diff --git a/CHANGELOG.md b/CHANGELOG.md
index cea1bc9247..11405f0d77 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # vscode-powershell Release History
 
+## 0.7.1
+### Tuesday, August 23, 2016
+
+- "Auto" variable scope in debugger UI now expands by default
+- Fixed #244: Extension fails to load if username contains spaces
+- Fixed #246: Restore default PSScriptAnalyzer ruleset
+- Fixed #248: Extension fails to load on Windows 7 with PowerShell v3
+
 ## 0.7.0
 ### Thursday, August 18, 2016
 
diff --git a/README.md b/README.md
index bc7ecaea08..a320b6fa3b 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,16 @@
 
 This extension provides rich PowerShell language support for Visual Studio Code.
 Now you can write and debug PowerShell scripts using the excellent IDE-like interface
-that VS Code provides.
+that Visual Studio Code provides.
+
+## Platform support
+
+- **Windows 7 through 10** with PowerShell v3 and higher
+- **Linux** with PowerShell v6 (all PowerShell-supported distribtions)
+- **Mac OS X** with PowerShell v6
+
+Read the [installation instructions](https://github.com/PowerShell/PowerShell/blob/master/docs/learning-powershell/using-vscode.md)
+to get more details on how to use the extension on these platforms.
 
 ## Features
 
diff --git a/package.json b/package.json
index c9aa04bca4..b0cd293dd4 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "PowerShell",
     "displayName": "PowerShell",
-    "version": "0.7.0",
+    "version": "0.7.1",
     "publisher": "ms-vscode",
     "description": "Develop PowerShell scripts in Visual Studio Code!",
     "engines": {
diff --git a/scripts/Start-EditorServices.ps1 b/scripts/Start-EditorServices.ps1
index 4b343135b5..f447f20208 100644
--- a/scripts/Start-EditorServices.ps1
+++ b/scripts/Start-EditorServices.ps1
@@ -54,6 +54,9 @@ param(
     $ConfirmInstall
 )
 
+# Are we running in PowerShell 5 or later?
+$isPS5orLater = $PSVersionTable.PSVersion.Major -ge 5
+
 # This variable will be assigned later to contain information about
 # what happened while attempting to launch the PowerShell Editor
 # Services host
@@ -81,8 +84,14 @@ function Test-PortAvailability($PortNumber) {
     $portAvailable = $true;
 
     try {
-        $ipAddress = [System.Net.Dns]::GetHostEntryAsync("localhost").Result.AddressList[0];
-        $tcpListener = [System.Net.Sockets.TcpListener]::new($ipAddress, $portNumber);
+        if ($isPS5orLater) {
+            $ipAddress = [System.Net.Dns]::GetHostEntryAsync("localhost").Result.AddressList[0];
+        }
+        else {
+            $ipAddress = [System.Net.Dns]::GetHostEntry("localhost").AddressList[0];
+        }
+
+        $tcpListener = New-Object System.Net.Sockets.TcpListener @($ipAddress, $portNumber)
         $tcpListener.Start();
         $tcpListener.Stop();
 
@@ -100,7 +109,7 @@ function Test-PortAvailability($PortNumber) {
     return $portAvailable;
 }
 
-$rand = [System.Random]::new()
+$rand = New-Object System.Random
 function Get-AvailablePort {
     $triesRemaining = 10;
 
@@ -128,9 +137,9 @@ if ((Test-ModuleAvailable "PowerShellGet") -eq $false) {
 
 # Check if the expected version of the PowerShell Editor Services
 # module is installed
-$parsedVersion = [System.Version]::new($EditorServicesVersion)
+$parsedVersion = New-Object System.Version @($EditorServicesVersion)
 if ((Test-ModuleAvailable "PowerShellEditorServices" -RequiredVersion $parsedVersion) -eq $false) {
-    if ($ConfirmInstall) {
+    if ($ConfirmInstall -and $isPS5orLater) {
         # TODO: Check for error and return failure if necessary
         Install-Module "PowerShellEditorServices" -RequiredVersion $parsedVersion -Confirm
     }
@@ -141,7 +150,12 @@ if ((Test-ModuleAvailable "PowerShellEditorServices" -RequiredVersion $parsedVer
     }
 }
 
-Import-Module PowerShellEditorServices -RequiredVersion $parsedVersion -ErrorAction Stop
+if ($isPS5orLater) {
+    Import-Module PowerShellEditorServices -RequiredVersion $parsedVersion -ErrorAction Stop
+}
+else {
+    Import-Module PowerShellEditorServices -Version $parsedVersion -ErrorAction Stop
+}
 
 # Locate available port numbers for services
 $languageServicePort = Get-AvailablePort
diff --git a/src/main.ts b/src/main.ts
index 0f2a9bbe66..76f4923b2e 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -25,7 +25,7 @@ import net = require('net');
 
 // NOTE: We will need to find a better way to deal with the required
 //       PS Editor Services version...
-var requiredEditorServicesVersion = "0.7.0";
+var requiredEditorServicesVersion = "0.7.1";
 
 var powerShellProcess: cp.ChildProcess = undefined;
 var languageServerClient: LanguageClient = undefined;
@@ -177,7 +177,7 @@ function startPowerShell(powerShellExePath: string, bundledModulesPath: string,
 
         // Add the Start-EditorServices.ps1 invocation arguments
         args.push('-Command')
-        args.push(startScriptPath + ' ' + startArgs)
+        args.push('& "' + startScriptPath + '" ' + startArgs)
 
         // Launch PowerShell as child process
         powerShellProcess = cp.spawn(powerShellExePath, args);