Added Unit tests (#15)

* Added unit tests for Azure PowerShell

* Added unit tests

* changes in utils

* removed babel

* changed variable name of enable-PSSession

* refactor

* added ci.yml

* changes in utils test

src/PowerShell/Utilities/PowerShellToolRunner.ts

@@ -13,9 +13,4 @@ export default class PowerShellToolRunner {
     static async executePowerShellScriptBlock(scriptBlock: string, options: any = {}) {
         await exec.exec(`${PowerShellToolRunner.psPath} -Command`, [scriptBlock], options)
     }
-
-    static async executePowerShellCommand(command: string, options: any = {}) {
-        await exec.exec(`"${PowerShellToolRunner.psPath}" -Command "${command}"`, [], options);
-    }
-    
 }