build: Disabling shared library (only static library is compiled) and disabling installation of tests and examples

Change-Id: I5a467ba7f032776863a9d32858684bde847e47d8
diff --git a/tests/wscript b/tests/wscript
index 7c55872..4dd9c9f 100644
--- a/tests/wscript
+++ b/tests/wscript
@@ -8,5 +8,5 @@
         features = "cxx cxxprogram",
         source = bld.path.ant_glob(['**/*.cpp']),
         use = 'ndn-cpp-dev',
-        install_prefix = None,
+        install_path = None,
         )