get_geolocation may raise java.io.IOException

[aaaaalbert]

As seen on a "long-running" (1h30 actually) experiment that just calls get_geolocation in a loop:

Internal Error
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Uncaught exception!
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Following is a full traceback, and a user traceback.
The user traceback excludes non-user modules. The most recent call is displayed last.

Full debugging traceback:
  "/data/data/com.sensibility_testbed/files/seattle/seattle_repy/repyV2/namespace.py", line 1450, in wrapped_function
  "/data/data/com.sensibility_testbed/files/seattle/seattle_repy/repyV2/repysensors.py", line 374, in get_geolocation

User traceback:
  "/data/data/com.sensibility_testbed/files/seattle/seattle_repy/repyV2/repysensors.py", line 374, in get_geolocation

Exception (with type 'exceptions.Exception'): java.io.IOException: Timed out waiting for response from server
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