scrollToElement() Fix where destX and destY are undefined.
Merge pull request #244 from nmiddleweek/master

scrollToElement() Fix where destX and destY are undefined.
Added a very basic grunt based build script which allows easy creation of minified version and local hosting...
Resetting the left position when jScrollPane is removed (fixes #189)
Added a little bit of info about the new grunt script to the README file...
Merge branch 'master' of https://github.com/vitch/jScrollPane

Conflicts:
	script/jquery.jscrollpane.js
	script/jquery.jscrollpane.min.js