Is there any shortcut for toggling jslint or showing white spaces? At least maybe there is some way to put jslint icon on the main toolbar.
This is very easy to do:
Now all you have to do is type in "whitespace" and that will give you a list of completions, and after that, you select the first completion available.
That will enable whitespace in Webstorm. As for enabling and disabling features in jslint: