Merge pull request #31 from vania-pooh/master

Docs about new features

docs/selenoid-commands.adoc

@@ -32,6 +32,7 @@ Supported commands are:
 | configure | Creates Selenoid configuration file (implies download)
 | download | Downloads Selenoid binary or container image
 | start | Starts Selenoid process or container (implies download and configure)
+| status | Shows actual configuration status (whether Selenoid is downloaded, configured or running)
 | stop | Stops Selenoid process or container
 | update | Updates Selenoid and configuration to latest version
 |===
@@ -55,5 +56,11 @@ Use `--browsers` to limit browsers to be configured, `--tmpfs` - to add https://
 * `start` command configures Selenoid and starts it:
 
     $ ./cm selenoid start
-
-By default Selenoid data is stored in `~/.aerokube/selenoid` but you can specify another directory using `--config-dir` flag.
++    
+By default Selenoid data is stored in `~/.aerokube/selenoid` but you can specify another directory using `--config-dir` flag. To download images with VNC server (to see live browser screen) use `--vnc` flag:
+
+    $ ./cm selenoid start --vnc
++
+To change Selenoid maximum parallel sessions add `--limit` flag:
+
+    $ ./cm selenoid start --limit 10