feature(cloudcmd) add support of CLOUDCMD_VIM env variable

HELP.md

@@ -379,6 +379,7 @@ Some config options can be overridden with `environment variables` such:
 - `CLOUDCMD_PASSWORD` - set password
 - `CLOUDCMD_ROOT` - set root directory
 - `CLOUDCMD_ONE_PANEL_MODE` - set one panel mode
+- `CLOUDCMD_VIM` - enable vim hot keys
 
 Menu
 ---------------

app.json

@@ -76,6 +76,11 @@
           "description": "set one panel mode",
           "value": "false",
           "required": false
+      },
+      "CLOUDCMD_VIM": {
+          "description": "enable vim hot keys",
+          "value": "false",
+          "required": false
       }
   }
 }

bin/cloudcmd.js

@@ -69,7 +69,7 @@ const args = require('minimist')(argv.slice(2), {
         'config-dialog': choose(env.bool('config_dialog'), config('configDialog')),
         'one-panel-mode': choose(env.bool('one_panel_mode'), config('onePanelMode')),
         'html-dialogs': config('htmlDialogs'),
-        'vim': config('vim'),
+        'vim': choose(env.bool('vim'), config('vim')),
     },
     alias: {
         v: 'version',