add VERSION_HASH to _version.py, not currently used anywhere however

build.sh

@@ -91,6 +91,8 @@ install_goesr() {
     pushd goesr
     echo "VERSION = '${TAG}'" >goesr/_version.py
     echo "VERSION_UUID = '$(uuidgen)'" >>goesr/_version.py
+    echo "VERSION_HASH = 0x$(git rev-parse ${GOESR_TAG})" >>goesr/_version.py
+
     $PYTHON setup.py install || oops "could not install goesr module"
     test -d "$AXITOOLS_HOME/bin" || mkdir -p "$AXITOOLS_HOME/bin"
     cp bin/cmi_changer.sh "$AXITOOLS_HOME/bin/" || oops "could not install wrapper script"