[Ns-commits] mathieu/ns-3: obey inheritenv variable on scons command-line (patch from Gustavo Carneiro)

[code@nsnam-code.ece.gatech.edu]

user: Mathieu Lacage <mathieu.lacage at sophia.inria.fr>
files: build.py
url: http://code.nsnam.org/mathieu/ns-3?cmd=changeset;node=84ce50ae8fd1aa20a92906ed9eadb14a45b06793