Added runtime/spawn_subprocess.py. Force use posix spawn instead of fork, with API similar to subprocess. Using fork in runtime is incompatible with Xenomai, because memory is locked and this can lead to out of memory error.

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from __future__ import absolute_import

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from etherlab.etherlab import *

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from util.BitmapLibrary import AddBitmapFolder

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import util.paths as paths

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AddBitmapFolder(os.path.join(paths.AbsDir(__file__), "images"))