BUILD/MEDIUM: contrib: Dummy DeviceAtlas API.

Creating a "mocked" version mainly for testing purposes.
diff --git a/contrib/deviceatlas/Makefile b/contrib/deviceatlas/Makefile
new file mode 100644
index 0000000..8214b9b
--- /dev/null
+++ b/contrib/deviceatlas/Makefile
@@ -0,0 +1,12 @@
+# makefile for dummy DeviceAtlas library
+#
+# To enable the DeviceAtlas module support, the following are needed
+# make TARGET=<target> DEVICEATLAS_SRC=./contrib/deviceatlas USE_PCRE=1 USE_DEVICEATLAS=1
+
+build: libda.a
+
+libda.a: dac.o
+	ar rv $@ $<
+
+clean:
+	rm -rf *.a *.o