Revert OpenSfM changes

[pierotofy]

Reverting the DSP SIFT changes until OpenDroneMap/OpenSfM#36 is resolved.

Causing crashes.

opendm.system.SubprocessException: Child returned 1
raise SubprocessException("Child returned {}".format(retcode), retcode)
File "/code/opendm/system.py", line 112, in run
system.run('"%s" %s "%s"' %
File "/code/opendm/osfm.py", line 34, in run
self.run('detect_features')
File "/code/opendm/osfm.py", line 419, in feature_matching
raise e
File "/code/opendm/osfm.py", line 431, in feature_matching
octx.feature_matching(self.rerun())
File "/code/stages/run_opensfm.py", line 35, in process
self.process(self.args, outputs)
File "/code/opendm/types.py", line 449, in run
self.next_stage.run(outputs)
File "/code/opendm/types.py", line 470, in run
self.next_stage.run(outputs)
File "/code/opendm/types.py", line 470, in run
self.next_stage.run(outputs)
File "/code/opendm/types.py", line 470, in run
self.first_stage.run()
File "/code/stages/odm_app.py", line 82, in execute
Traceback (most recent call last):
Child returned 1
===== Dumping Info for Geeks (developers need this to fix bugs) =====

IndexError: index 1500 is out of bounds for axis 0 with size 1500
colors = image[ys, xs]
File "/code/SuperBuild/install/bin/opensfm/opensfm/features.py", line 659, in extract_features
p_unmasked, f_unmasked, c_unmasked = features.extract_features(
File "/code/SuperBuild/install/bin/opensfm/opensfm/features_processing.py", line 256, in detect
detect(image, image_array, segmentation_array, instances_array, data, force)
File "/code/SuperBuild/install/bin/opensfm/opensfm/features_processing.py", line 184, in run_detection
run_detection(queue)
File "/code/SuperBuild/install/bin/opensfm/opensfm/features_processing.py", line 149, in process
return [func(*args, **kwargs)
File "/usr/local/lib/python3.9/dist-packages/joblib/parallel.py", line 262, in <listcomp>