libglfw.so.3: undefined symbol: glfwSetDropCallback

[troy_s]

MlRawViewer v1.4.1
(c) Andrew Baldwin & contributors 2013-2014
Using GLUT instead of GLFW. Some features may be disabled.
Traceback (most recent call last):
  File "mlrawviewer/GLCompute.py", line 391, in <module>
    from GLComputeGLFW import GLCompute
  File "mlrawviewer/GLComputeGLFW.py", line 44, in <module>
    import glfw
  File "mlrawviewer/glfw.py", line 420, in <module>
    glfwSetDropCallback            = _glfw.glfwSetDropCallback
  File "/usr/lib/python2.7/ctypes/__init__.py", line 378, in __getattr__
    func = self.__getitem__(name)
  File "/usr/lib/python2.7/ctypes/__init__.py", line 383, in __getitem__
    func = self._FuncPtr((name_or_ordinal, self))
AttributeError: /usr/lib/x86_64-linux-gnu/libglfw.so.3: undefined symbol: glfwSetDropCallback
pyAudio not available. Cannot play audio
Traceback (most recent call last):
  File "mlrawviewer.py", line 74, in <module>
    from Viewer import *
  File "mlrawviewer/Viewer.py", line 45, in <module>
    from Dialog import *
  File "mlrawviewer/Dialog.py", line 26, in <module>
    import scandir

[Andrew Baldwin]

It requires glfw 3.1, i.e. the current git head. Yes, the file it loads should be renamed to libglfw.so.3.1 to make this slightly clearer.