Added script to run tests and examples.

run_tests.sh

@@ -0,0 +1,16 @@
+#! /usr/bin/env bash
+
+set -euo pipefail
+
+main() {
+    python -m unittest
+    python -m examples.case_study
+    python -m examples.paper
+    python -m examples.plot_load_distribution --output "/tmp"
+    python -m examples.plot_node_loads --output "/tmp/load_nodes.pdf"
+    python -m examples.plot_workload_distribution \
+        --output "/tmp/workload_distribution.pdf"
+    python -m examples.tutorial
+}
+
+main