added $.scripts object
add shortcut for $.scripts.define
increased version to 0.4.0
add Object.prototype.has
add Object.prototype.lookout
add $.glue (for joining url parameters)
add $.equal function (check if each arguments are equals)
many changes in $.scripts (+ namespaces)
increased version to 0.4.1
some improvements in the $.benchmark
improved performance in parsing arguments
add return command to the addClass and removeClass
improved $.benchmark (now it calculates the variance and deviation)
increased version to 0.4.2
fixed add function
fixed paddingWidth
fixed paddingHeight
add Event.prototype.cancel function
increased version to 0.4.3
register new "pressing" event