preliminar version of garcia_et_al_2005 implementation
fixed error in garcia_2005_test.py and renamed names of verification tables for vertical component case
deleted the older vertical component verification tables
case-sensitive
Rename GA05SSLabV_MEAN.csv to GA05SSlabV_MEAN.csv
Merge pull request #198 from julgp/garcia_2005

Garcia et al. 2005 GMPE