Merge pull request OneGet#20 from abergs/patch-1

Fixes OneGet#19 - makes the readme friendly for newcomers

Author: Ender Barillas

README.md

@@ -1,9 +1,19 @@
 ### Introduction
 #### Install a Docker image from the online Package repository
 
-The Docker installer for Windows is now available in an online package repository.  They can be found and installed using the Docker provider of PackageManagement (a.k.a. <a href="http://www.oneget.org">OneGet</a>) PowerShell module.  The provider needs to be installed before using it. The following PowerShell cmdlets can be used to install the provider.
-* Import-Module -Name DockerMsftProvider -Force
-* Import-Packageprovider -Name DockerMsftProvider -Force
+The Docker installer for Windows is now available in an online package repository.  They can be found and installed using the Docker provider of PackageManagement (a.k.a. <a href="http://www.oneget.org">OneGet</a>) PowerShell module.  **The provider needs to be installed before using it.** The following PowerShell cmdlets can be used to install the provider.
+
+##### Step 1: Install the OneGet docker provider
+
+1. `Import-Module -Name DockerMsftProvider -Force`
+2. `Import-Packageprovider -Name DockerMsftProvider -Force`
+
+##### Step 2: Install Docker
+*New installation:*  
+`Install-Package -Name docker -ProviderName DockerMsftProvider -Verbose`  
+
+*Upgrade to the latest version of docker:*  
+`Install-Package -Name docker -ProviderName DockerMsftProvider -Verbose -Update`
 
 Once the provider is installed and imported, you can search, download, or install Docker using OneGet PowerShell cmdlets:
 * Find-Package