IMT objects are now pickleable
Fixed a docstring
Merge pull request #146 from gem/imt-pickleable

IMT objects are now pickleable
Minor fix in the imt module
Moved the tests inside the package
Renamed a script
Merge pull request #147 from gem/move-tests

Moved the tests inside the package
Initial commit of Boore et al 1997 GMPE
Merge branch 'master' into bjf1997_gmpe
Merges upstream changes, adds docs, pep8 fixes
Boore et al (1997) GMPE now passes tests
Fixes error in doc. Corrects docstrings in some functions
Changes class names, fixes divide by 0 on tests
Minor fixes to address review comments
Atkinson and Boore 1995 as used for the Canada National Seismic Hazard Model
updated doc
Merge pull request #148 from g-weatherill/bjf1997_gmpe

Implements the Boore, Joyner & Fumal (1997) GMPE
Merge pull request #149 from monellid/ab1995

Atkinson and Boore 1995 GMPE
Rx distance calculator takes now into account curvature in rupture top edge
optimized version of Rx distance calculator for planar surfaces