Document tree view close on middle button
Summary:
KDevDocumentView::mousePressEvent handles middle button over
document to close them quickly.
Reviewers: KDevelop, apol
Reviewed By: KDevelop, apol
Subscribers: anthonyfieroni, kossebau, kdevelop-devel
Tags: KDevelop
Differential Revision: https://phabricator.kde.org/D22160