Added window title optional parameter

Author: rpapallas

mujoco_viewer/mujoco_viewer.py

@@ -8,7 +8,7 @@
 
 
 class MujocoViewer:
-    def __init__(self, model, data, width=None, height=None):
+    def __init__(self, model, data, title="mujoco-python-viewer", width=None, height=None):
         self.model = model
         self.data = data
 
@@ -47,7 +47,7 @@ def __init__(self, model, data, width=None, height=None):
             _, height = glfw.get_video_mode(glfw.get_primary_monitor()).size
 
         self.window = glfw.create_window(
-            width, height, "mujoco-python-viewer", None, None)
+            width, height, title, None, None)
         glfw.make_context_current(self.window)
         glfw.swap_interval(1)