Add CPython 3.4.0

plugins/python-build/share/python-build/3.4.0

@@ -0,0 +1,3 @@
+require_cc "gcc" "clang"
+install_package "readline-6.2" "http://ftpmirror.gnu.org/readline/readline-6.2.tar.gz#67948acb2ca081f23359d0256e9a271c" standard --if has_broken_mac_readline
+install_package "Python-3.4.0" "https://www.python.org/ftp/python/3.4.0/Python-3.4.0.tgz#3ca973eb72bb06ed5cadde0e28eaaaca" ldflags_dirs standard verify_py34 ensurepip