update #292:Change buttondesign in IE

-removed black borders (all of them)
-design close to modern browsers
update #292:remove compatibilty view for IE10 and above

- style_screen_msie.css no longer needed for IE10+
- IE10 renders now in Standard Document Mode
Merge pull request #138 from clickos/292_Chg_Buttondesign_IE

292 chg buttondesign ie; fixes #292