Merge pull request #9 from XunChangqing/master

bugfix: can not load xml with multiple dots file name such as xxx.xxx.ext

labelImg.py

@@ -706,7 +706,7 @@ class MainWindow(QMainWindow, WindowMixin):
             ## Label xml file and show bound box according to its filename
             if self.usingPascalVocFormat is True and \
                     self.defaultSaveDir is not None:
-                    basename = os.path.basename(self.filename).split('.')[:-1][0]
+                    basename = os.path.basename(os.path.splitext(self.filename)[0])
                     xmlPath = os.path.join(self.defaultSaveDir, basename + '.xml')
                     self.loadPascalXMLByFilename(xmlPath)