Feature/ionic plugin aliases (#8494)

* Add DS_Store to gitignore

* Add ionic aliases

* Add ionic plugin readme

.gitignore

@@ -5,3 +5,4 @@ custom/
 cache/
 log/
 *.swp
+.DS_Store

plugins/ionic/README.md

+# Ionic plugin
+
+This plugin adds completion for the [Ionic CLI](https://ionicframework.com/docs/cli),
+as well as some aliases for common Ionic commands.
+
+To use it, add `ionic` to the plugins array in your zshrc file:
+
+```zsh
+plugins=(... ionic)
+```
+
+## Aliases
+
+| Alias | Command                              | Description                                                      |
+|-------|--------------------------------------|------------------------------------------------------------------|
+| iv    | `ionic --version`                    | Check Ionic version                                              |
+| ih    | `ionic --help`                       | Ionic help command                                               |
+| ist   | `ionic start`                        | Create a new project                                             |
+| ii    | `ionic info`                         | Print system/environment info                                    |
+| is    | `ionic serve`                        | Start a local dev server for app dev/testing                     |
+| icba  | `ionic cordova build android`        | Build web assets and prepare app for android platform targets    |
+| icbi  | `ionic cordova build ios`            | Build web assets and prepare app for ios platform targets        |
+| icra  | `ionic cordova run android`          | Run an Ionic project on a connected android device               |
+| icri  | `ionic cordova run ios`              | Run an Ionic project on a connected ios device                   |
+| icrsa | `ionic cordova resources android`    | Automatically create icon and splash screen resources for android|
+| icrsi | `ionic cordova resources ios`        | Automatically create icon and splash screen resources for ios    |
+| icpaa | `ionic cordova platform add android` | Add Cordova android platform targets                             |
+| icpai | `ionic cordova platform add ios`     | Add Cordova ios platform targets                                 |
+| icpra | `ionic cordova platform rm android`  | Remove Cordova platform targets                                  |
+| icpri | `ionic cordova platform rm ios`      | Remove Cordova platform targets                                  |

plugins/ionic/ionic.plugin.zsh

+alias iv="ionic --version"
+alias ih="ionic --help"
+alias ist="ionic start"
+alias ii="ionic info"
+alias is="ionic serve"
+alias icba="ionic cordova build android" 
+alias icbi="ionic cordova build ios" 
+alias icra="ionic cordova run android" 
+alias icri="ionic cordova run ios" 
+alias icrsa="ionic cordova resources android" 
+alias icrsi="ionic cordova resources ios"
+alias icpaa="ionic cordova platform add android" 
+alias icpai="ionic cordova platform add ios"
+alias icpra="ionic cordova platform rm android"
+alias icpri="ionic cordova platform rm ios"