Fixes so that libcros can compile on ARM. We update to a newer version of
dev-python/numpy which cross-compiles OK. We also take the pygobject from
the OpenMoko Gentoo project that has a fix for cross compiling. With these,
libcros is able to cross compile.

Review URL: http://codereview.chromium.org/661443
diff --git a/dev-python/numpy/files/numpy-1.4.0-python-2.7.patch b/dev-python/numpy/files/numpy-1.4.0-python-2.7.patch
new file mode 100644
index 0000000..9bc5591
--- /dev/null
+++ b/dev-python/numpy/files/numpy-1.4.0-python-2.7.patch
@@ -0,0 +1,13 @@
+--- numpy/distutils/ccompiler.py
++++ numpy/distutils/ccompiler.py
+@@ -2,9 +2,11 @@
+ import os
+ import sys
+ import new
++from copy import copy
+ 
+ from distutils.ccompiler import *
+ from distutils import ccompiler
++from distutils.errors import DistutilsExecError, DistutilsModuleError, DistutilsPlatformError
+ from distutils.sysconfig import customize_compiler
+ from distutils.version import LooseVersion