Fix typo and left back "print"

nw/gui/about.py

@@ -203,7 +203,7 @@ class GuiAbout(QDialog):
                 "<p>",
                 ("%s<br/>" % self.tr("<b>{0}:</b> {1}").format(
                     self.tr("Author"), theTheme.syntaxAuthor)),
-                ("%s<br/>" % self.tr("<b>{0{0}</b> {{1}").format(
+                ("%s<br/>" % self.tr("<b>{0}</b> {1}").format(
                     self.tr("Credit"), theTheme.syntaxCredit)),
                 (self.tr("<b>{0}:</b> {1}").format(
                     self.tr("License"),

nw/guimain.py

@@ -1130,7 +1130,6 @@ class GuiMain(QMainWindow):
         """Ask the user a Yes/No question.
         """
         msgBox = QMessageBox()
-        print(msgBox.standardButtons())
         msgRes = msgBox.question(self, theTitle, theQuestion, QMessageBox.Yes | QMessageBox.No)
         return msgRes == QMessageBox.Yes