Modify policy/api to use RestServer from common

This also entailed removing the local copy of RestServerParameters.

Change-Id: Ie5c581ab70aee60844d1660fe0a61290de6470ec
Issue-ID: POLICY-1652
Signed-off-by: Jim Hahn <jrh3@att.com>
diff --git a/main/src/test/resources/parameters/RestServerParametersEmpty.json b/main/src/test/resources/parameters/RestServerParametersEmpty.json
new file mode 100644
index 0000000..e02aef2
--- /dev/null
+++ b/main/src/test/resources/parameters/RestServerParametersEmpty.json
@@ -0,0 +1,2 @@
+{

+}
\ No newline at end of file