check for tabs in py files
fix whitespace
restructure benchmarks
update test script
Added warning for pressure in geotherm

Pressures outside of PREM should not be evaluated for temperatures
Added geotherm tests

Goetherm tests added
Added Negative Pressure warning

Negative pressure warning, cleanup
Added warning and fixed broken line in previous commit

Added depth warning for B&S81 and fixed a tab (spaces) error
Added to test.py

Added to test.py
Fixed broken partitioning test

partitioning was broken, now it’s fixed.
Merge pull request #68 from tjhei/test_improvements

- move benchmarks into misc/benchmarks/
- check for tabs in .py
Add parameter validation to equations of state

Conflicts:
	burnman/equation_of_state.py
This is now out of place, so remove it.  This type of error checking should be done in validate_parameters()
Probably better not to assume values, just use nan in this case
Fix tests
Augment warnings
Remove superfluous set_method
Merge pull request #57 from ian-r-rose/validate_parameters

Validate parameters
fix test script on macos
Merge pull request #70 from tjhei/testing_macos

fix test script on macos