Remove duplicate import to fix elevation plugin on Windows

coreplugins/elevationmap/elevationmap.py

@@ -56,7 +56,6 @@ import glob
 import shutil
 import sys
 import grass.script as grass
-from webodm import settings
 
 sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "..")))
 from webodm import settings