Replace QToolButton with QPushButton, so we get a konqueror-alike close tab button
Replace QToolButton with QPushButton, so we get a konqueror-alike close tab button

svn path=/trunk/KDE/kdepim/akregator/; revision=765413

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi