update README.md
Changed new clip:rect sytax with old style syntax to make the filestyle work properly on IE8 too.Also tested on chrome Version 36.0.1976.2 dev amd Firefox 28.0
Merge pull request #58 from iuliana/feature/IE8-proper-display

Changed new clip:rect sytax with old style syntax to make the filestyle ...
Update version bootstrap-filestyle.jquery.json
Improving code
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/bootstrap-filestyle.js