build: Build ndn-cxx as a shared library

Change-Id: Ica1095dd26e5bf4a4a0f446333208e46502d3a63

.jenkins.d/10-ndn-cxx.sh

@@ -34,6 +34,6 @@ if [ "$BUILD" = "yes" ]; then
     sudo ./waf distclean -j1 --color=yes
 fi
 
-./waf configure -j1 --color=yes --without-osx-keychain
+./waf configure -j1 --color=yes --enable-shared --disable-static --without-osx-keychain
 ./waf -j1 --color=yes
 sudo ./waf install -j1 --color=yes