* Cycles over properties in an object and calls a function for each * property value. If the function returns a truthy value, then the * ite

* Constructs an error with a pointer to an URL with more information. * @param {String} id the error ID that maps to an ID on a web page. *

* Adds the spinner to the given target element. If this instance is already * spinning, it is automatically removed from its previous target by c

* test_props_all tests a list of DOM properties we want to check against. * We specify literally ALL possible (known and/or likely) properties

* contains returns a boolean for if substr is found within str.

* Given a relative module name, like ./something, normalize it to * a real name that can be mapped to a path. * @param {String} name

* set_css applies given styles to the Modernizr DOM node.