meson: feature match autotools support

Add support to build the example and test directories, which
will get us feature match with the current autotools-based build.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Ib0789b6a715be366601eb639fd70ca3da9536a66
diff --git a/tools/meson.build b/tools/meson.build
new file mode 100644
index 0000000..e9d3a63
--- /dev/null
+++ b/tools/meson.build
@@ -0,0 +1,2 @@
+sdbusplusplus_prog = find_program('sdbus++')
+sdbusgen_prog = find_program('sdbus++-gendir')