Use PEP 328 absolute import for third_party python gflags.
Commit fixed a bug in
the third_party python gflags pseudo-package but added excessive runtime
warnings (see Using the python PEP 328 (absolute import) implementation
eliminates these warnings while properly addressing the original bug.
-# gflags raises DuplicateFlagError when defining default flags from packages
-# with different names, so this pseudo-package must mimic the core gflags
-# package name.
-__name__ += ".gflags" # i.e. "third_party.py.gflags.gflags"
-
+from __future__ import absolute_import
from gflags import *
