Update README so cli install is more portable across systems

README.md

@@ -75,7 +75,7 @@ This configuration has been tested on Mac, Linux and Windows.
 Run this automated one-liner from the directory you want to install your project to:
 
 ```
-curl -s https://raw.githubusercontent.com/markoshust/docker-magento/master/lib/onelinesetup|bash -s - mymagento.test 2.2.6
+curl -s https://raw.githubusercontent.com/markoshust/docker-magento/master/lib/onelinesetup|bash -s -- mymagento.test 2.2.6
 ```
 
 The `mymagento.test` above defines the hostname to use, and the `2.2.6` defines the Magento version to install. Note that since we need a write to `/etc/hosts` for DNS resolution, you will be prompted for your system password during setup.
@@ -88,7 +88,7 @@ Same result as the one-liner above. Just replace `mymagento` references with the
 
 ```
 # Quick setup for a new instance of Magento 2, using magento226.test as a base:
-curl -s https://raw.githubusercontent.com/markoshust/docker-magento/master/lib/template|bash -s - magento-2
+curl -s https://raw.githubusercontent.com/markoshust/docker-magento/master/lib/template|bash -s -- magento-2
 
 bin/download 2.2.6
 # or if you'd rather install with Composer, run:
@@ -110,7 +110,7 @@ Just replace `mymagento.test` references with the hostname that you wish to use.
 
 ```
 # Quick setup for an existing instance of Magento 2
-curl -s https://raw.githubusercontent.com/markoshust/docker-magento/master/lib/template|bash -s - magento-2
+curl -s https://raw.githubusercontent.com/markoshust/docker-magento/master/lib/template|bash -s -- magento-2
 
 # Replace the contents of /src with the source code of your existing Magento instance
 
@@ -126,7 +126,7 @@ open http://mymagento.test
 ## Setup a New Magento 2 Project
 
 1. Create the project template by going to the place you want the new project (ex. cd ~/Sites/magento2), then run
-	- `curl -s https://raw.githubusercontent.com/markoshust/docker-magento/master/lib/template|bash -s - magento-2`
+	- `curl -s https://raw.githubusercontent.com/markoshust/docker-magento/master/lib/template|bash -s -- magento-2`
 
 2. Extract the contents of your current Magento site to the `src` folder, or download a fresh copy of the Magento source code for starting a new project with:
     - `bin/download 2.2.6`
@@ -148,7 +148,7 @@ open http://mymagento.test
 The following scripts are meant to run with Powershell. Note that the execution policy for scripts needs to be set accordingly [Execution policy](https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.security/get-executionpolicy?view=powershell-6).
 
 1. Create the project template by going to the place you want the new project (ex. cd ~/Sites/magento2), then run
-	- `curl -s https://raw.githubusercontent.com/markoshust/docker-magento/master/lib/template|bash -s - magento-2-windows`
+	- `curl -s https://raw.githubusercontent.com/markoshust/docker-magento/master/lib/template|bash -s -- magento-2-windows`
 
 2. Extract the contents of your current Magento site to the `src` folder, or download a fresh copy of the Magento source code for starting a new project with the following line. Note that the default untar command is quite slow. If you want to speed that up install [7-Zip](http://www.7-zip.org/) and add it to your PATH. The script will automatically use 7-Zip if it is available:
     - `bin/download 2.2.6`