Removed obsolete css class (#7279).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4702 e93f8b46-1217-0410-a6f0-8f06a7374b81

public/stylesheets/application.css

@@ -841,7 +841,6 @@ padding-bottom: 3px;
 .icon-folder { background-image: url(../images/folder.png); }
 .open .icon-folder { background-image: url(../images/folder_open.png); }
 .icon-package { background-image: url(../images/package.png); }
-.icon-home { background-image: url(../images/home.png); }
 .icon-user { background-image: url(../images/user.png); }
 .icon-projects { background-image: url(../images/projects.png); }
 .icon-help { background-image: url(../images/help.png); }