Revert "Fixed form builder after changing getGlobalFont"

This reverts commit 8f703d438051fe725e1f64c6dcdf4c6ec9fbc646.
Revert "Fixed problem with fonts and texts when seperately creating the widget and adding it to its parent"

This reverts commit edf91155769d1e4f0bd8940d324c8d36afd13d38.