FIX: this should enable the binstar build worker to run non /opt/anaconda conda
installations
ENH: updated Buffered Popen command
Merge branch 'fix/conda-root' into feature/windows

Conflicts:
	binstar_build_client/worker/utils/script_generator.py
FIX: Popen
ENH: updated worker
ENH: updated batch script
ENH: udpated worker