add the slip distribution of Zeng and Anderson (2000) for the 1979 Mw 6.35 Imperial Valley (CA) earthquake.
add the slip distribution of Yamazaki et al (2011) for the 2011 Tohoku earthquake.
add the slip distribution of Bejar-pizzaro et al. (2010) for the 2007 Mw 7.7 Tocopilla earthquake
add the slip distribution of Luttrel et al. (2011) for the 2010 Maule earthquake
add the slip distribution of Lorito et al. (2011) for the 2010 Maule earthquake
add the slip distribution of Song et al. (2008) for the 1906 Mw 7.9 San Francisco earthquake.
add the slip distribution of Beroza (1991) for the 1989 Mw 6.9 Loma Prieta earthquake.
add the slip distribution of Zeng & Anderson (2000) for the 1989 Mw 6.9 Loma Prieta earthquake.
add the slip distribution of Beroza & Spudich (1988) for the 1984 Mw 6.2 Morgan Hill earthquake.
Merge branch 'master' of https://github.com/geodynamics/relax
mv coulomb.sh to grdcoulomb.sh; add export to Coulomb stress with optional rake and friction coefficient; improve the documentation of grdcoulomb.sh; benchmark grdcoulomb.sh.