preliminar version of garcia_et_al_2005 implementation
campbell and bozorgnia 2003 GMPE for Alaska model
added doc file
improved doc
Merge pull request #199 from monellid/cb2003

Campbell and Bozorgnia 2003 GMPE
fixed error in garcia_2005_test.py and renamed names of verification tables for vertical component case
deleted the older vertical component verification tables
Merge branch 'garcia_2005' of https://github.com/julgp/oq-hazardlib
case-sensitive
Rename GA05SSLabV_MEAN.csv to GA05SSlabV_MEAN.csv
Fixes the Lin 2009
removes a leftover print command
Merge pull request #200 from mmpagani/lin2009

Fixes the Lin 2009
Merge pull request #198 from julgp/garcia_2005

Garcia et al. 2005 GMPE
Abrahamson and Silva 1997 GMPE
created doc files
Merge pull request #201 from monellid/as1997

Abrahamson and Silva 1997 GMPE
fixed bug in as1997 and re-arranged to let the bug show up
fixed sadigh 1997 GMPE when mag > 8.5
Merge pull request #203 from monellid/sadigh97_alaska

fixed sadigh 1997 GMPE when mag > 8.5