(chocolatey#63) Add MachineContactTimeout step param

Previously, ChocoCCM was unable to set the machine contact timeout.

With this change, we add the new parameter and allow users to select a
contact timeout according to their needs.

Just like in the CCM UI, the value is defaulted to zero.

src/Public/New-CCMDeploymentStep.ps1

@@ -15,9 +15,13 @@ function New-CCMDeploymentStep {
     .PARAMETER TargetGroup
     The group(s) the step will target
 
-    .PARAMETER ExecutionTimeoutSeconds
+    .PARAMETER ExecutionTimeout
     How long to wait for the step to timeout. Defaults to 14400 (4 hours)
 
+    .PARAMETER MachineContactTimeout
+    How long to wait for computers to check in to start the deployment before timing out.
+    Defaults to 0 (no timeout).
+
     .PARAMETER FailOnError
     Fail the step if there is an error. Defaults to True
 
@@ -104,8 +108,14 @@ function New-CCMDeploymentStep {
         $TargetGroup = @(),
 
         [Parameter()]
+        [Alias('ExecutionTimeoutSeconds', 'ExecutionTimeoutInSeconds')]
+        [string]
+        $ExecutionTimeout = '14400',
+
+        [Parameter()]
+        [Alias('MachineContactTimeoutInSeconds', 'MachineContactTimeoutSeconds')]
         [string]
-        $ExecutionTimeoutSeconds = '14400',
+        $MachineContactTimeout = 0,
 
         [Parameter()]
         [switch]
@@ -160,6 +170,7 @@ function New-CCMDeploymentStep {
                             )
                         )
                     executionTimeoutInSeconds      = $ExecutionTimeout
+                    machineContactTimeoutInMinutes = $MachineContactTimeout
                     requireSuccessOnAllComputers   = $RequireSuccessOnAllComputers
                     failOnError                    = $FailOnError
                     validExitCodes                 = $ValidExitCodes -join ','
@@ -207,4 +218,4 @@ function New-CCMDeploymentStep {
         }
 
     }
-}
+}