make: In ndn-cpp-config.h, to avoid polluting the global name space, generate NDN_CPP_HAVE_BOOST_FUNCTION etc. instead of HAVE_BOOST_FUNCTION, etc.
diff --git a/.gitignore b/.gitignore
index 4adb8c3..7e87d32 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,6 +18,9 @@
 /autom4te.cache
 /config.log
 /config.status
+/config.h
+/_configs.sed
+/stamp-h1
 /ndn-cpp/ndn-cpp-config.h
 /ndn-cpp/stamp-h1
 /aclocal.m4