Merge pull request #513 from axu2/patch-3

add 7z to PATH

kindlecomicconverter/KCC_gui.py

@@ -1075,7 +1075,7 @@ class KCCGUI(KCC_ui.Ui_mainWindow):
             self.sevenzip = True
         else:
             self.sevenzip = False
-            self.addMessage('Cannot find <a href="http://www.7-zip.org/download.html">7z</a>!'
+            self.addMessage('Add <a href="http://www.7-zip.org/download.html">7z</a> to PATH!'
                             ' Processing of archives will be disabled.', 'warning')
         self.detectKindleGen(True)