Windows PowerShell ISE editor - http://www.powertheshell.com/
the script itself from commandline :
http://irisclasson.com/2015/12/03/saving-rdp-sessions-with-posh/
make script, scriptfile :
-at windows explorer create a new file yourname.ps1 -edit yourname.ps1
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$target = "ThePC" #use computer name or IP
$pdw = "12345"
$logon = "administrator"
cmdkey /generic:$target /user:$logon #/pass:$pwd
cmdkey /list
mstsc /v:$target
now, when left-click 
execute the script by PowerShell
You can run a script via : 
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<!--
http://windowsitpro.com/powershell/running-powershell-scripts-easy-1-2-3
http://ss64.com/ps/syntax-run.html
-->
Set-ExecutionPolicy RemoteSigned
script.ps1
The Modules Directory, By Default exists at :
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C:\Windows\System32\WindowsPowerShell\v1.0\Modules
Why PowerShell?
https://ramblingcookiemonster.wordpress.com/2013/12/07/why-powershell/
PowerShell Resources
http://ramblingcookiemonster.github.io/Pages/PowerShellResources.html
PowerShellJS
https://github.com/klumsy/PowerShellJS
Set of commands to install PowerShell modules from local file or from the web.
http://psget.net/ https://github.com/psget/psget/
origin - http://www.pipiscrew.com/?p=2732 rdp-sessions-with-powershell