print_function
Make py.test happy
Merge remote-tracking branch 'mpmaster/master'
Add pickle tests for PseudoTable
 PeriodicTable is not pickleable! Removing @cached_class in Element fixes the
 problem with pickle and the unit tests in tests_flow.
Merge remote-tracking branch 'mpmaster/master'

Conflicts:
	pymatgen/core/tests/test_periodic_table.py
Merge remote-tracking branch 'mpmaster/master'
Merge remote-tracking branch 'mpmaster/master'
Merge branch 'master' into stable_py3

Conflicts:
	pymatgen/io/abinitio/tests/test_flows.py
	requirements.txt
	setup.py
Merge remote-tracking branch 'mpmaster/master'
Minor changes in docs
Minor changes
autoparal run now produces a autoparal.txt file with the configurations.
Merge remote-tracking branch 'mpmaster/master'
Merge remote-tracking branch 'mpmaster/master'
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Typo
Merge branch 'master' into stable_py3

Conflicts:
	pymatgen/util/decorators.py
Merge branch 'master' into stable_py3
Merge remote-tracking branch 'mpmaster/master'