Resolve "Flux Install Script - Directory Bug"

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Closes #518 (closed)

scripts/install_flux.sh

@@ -6,9 +6,9 @@ trap 'echo exit at ${0}:${LINENO}, command was: ${BASH_COMMAND} 1>&2' ERR
 #
 # global defaults
 #
-
+FLUX_SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" > /dev/null && pwd )"
+FLUX_KUSTOMIZATION="${FLUX_SCRIPT_DIR}/../base/flux"
 REGISTRY_URL=registry1.dso.mil
-FLUX_KUSTOMIZATION=base/flux
 FLUX_SECRET=private-registry
 WAIT_TIMEOUT=300