Disable Python by force (works only with Python 2.x).

--- a/Makefile.am
+++ b/Makefile.am
@@ -30,13 +30,8 @@ AM_CPPFLAGS = $(SODIUM_CFLAGS)
 AM_CFLAGS   = -fvisibility=hidden $(SODIUM_CFLAGS) $(WANAL_CFLAGS)
 AM_CXXFLAGS = -fvisibility=hidden -fvisibility-inlines-hidden $(SODIUM_CFLAGS) $(WANAL_CXXFLAGS)
 
-AM_DISTCHECK_CONFIGURE_FLAGS = --enable-python-bindings
 TESTS_ENVIRONMENT = . $(abs_top_srcdir)/test/env.sh "${abs_top_srcdir}" "${abs_top_builddir}" "${VERSION}";
 
-pyx_verbose = $(pyx_verbose_$(V))
-pyx_verbose_ = $(pyx_verbose_$(AM_DEFAULT_VERBOSITY))
-pyx_verbose_0 = @echo "  PYX   " $@;
-
 EXTRA_DIST  =
 EXTRA_DIST += README
 EXTRA_DIST += LICENSE
@@ -57,39 +52,3 @@ libmacaroons_la_LDFLAGS = -version-info 0:1:0
 
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libmacaroons.pc
-
-##################################### Tests ####################################
-
-EXTRA_DIST += test/env.sh
-EXTRA_DIST += test/python-hmac-sanity-check
-EXTRA_DIST += test/python-hmac-sanity-check.sh
-EXTRA_DIST += test/readme.sh
-
-TESTS  =
-TESTS += test/python-hmac-sanity-check.sh
-#TESTS += test/readme.sh
-
-#################################### Python ####################################
-
-pyexec_LTLIBRARIES =
-if ENABLE_PYTHON_BINDINGS
-pyexec_LTLIBRARIES += bindings/python/macaroons.la
-endif
-
-EXTRA_DIST += bindings/python/macaroons.pyx
-
-bindings_python_macaroons_la_SOURCES = bindings/python/macaroons.c
-bindings_python_macaroons_la_CPPFLAGS =
-bindings_python_macaroons_la_CPPFLAGS += $(PYTHON_CPPFLAGS)
-bindings_python_macaroons_la_CPPFLAGS += $(AM_CPPFLAGS)
-bindings_python_macaroons_la_CPPFLAGS += $(CPPFLAGS)
-bindings_python_macaroons_la_CFLAGS =
-bindings_python_macaroons_la_CFLAGS += -fvisibility=default
-bindings_python_macaroons_la_CFLAGS += -fno-strict-aliasing
-bindings_python_macaroons_la_CFLAGS += $(CFLAGS)
-bindings_python_macaroons_la_LIBADD =
-bindings_python_macaroons_la_LIBADD += libmacaroons.la
-bindings_python_macaroons_la_LIBADD += $(PYTHON_LDFLAGS)
-bindings_python_macaroons_la_LDFLAGS = -module -avoid-version -export-symbols-regex initmacaroons $(AM_LDFLAGS) $(LDFLAGS)
-bindings/python/macaroons.c: bindings/python/macaroons.pyx
-	$(pyx_verbose)cython bindings/python/macaroons.pyx
--- a/configure.ac
+++ b/configure.ac
@@ -11,7 +11,6 @@ m4_define([serial_tests], [
 ])
 AM_INIT_AUTOMAKE(foreign serial_tests subdir-objects dist-bzip2)
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
-AM_PATH_PYTHON([2.6])
 LT_PREREQ([2.2])
 LT_INIT
 AC_CONFIG_SRCDIR([macaroons.h])
@@ -35,13 +34,6 @@ AC_TYPE_SIZE_T
 # Checks for library functions.
 
 # Optional components
-AC_ARG_ENABLE([python_bindings], [AS_HELP_STRING([--enable-python-bindings],
-              [build Python bindings @<:@default: no@:>@])],
-              [python_bindings=${enableval}], [python_bindings=no])
-if test x"${python_bindings}" = xyes; then
-    AC_PYTHON_DEVEL([>= '2.6'])
-fi
-
 AC_ARG_ENABLE([json_support], [AS_HELP_STRING([--enable-json-support],
               [enable support for JSON macaroons @<:@default: no@:>@])],
               [json_support=${enableval}], [json_support=no])
@@ -69,7 +61,6 @@ Please install libjson to continue.
 ----------------------------------------])])
 fi
 
-AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS], [test x"${python_bindings}" = xyes])
 AM_CONDITIONAL([ENABLE_JSON_SUPPORT], [test x"${json_support}" = xyes])
 
 AH_BOTTOM([#include <custom-config.h>])