Merge branch 'master' of git://github.com/emolch/pyrocko
added gf store
added fomosto/gf stuff
use potint interpolated v and u values also for homogenoeus layers
fixed problem with ray drawing at zero distance
added to_scanlines() method
remove trailing spaces at linends in model output
added function to return model in nd format as string
improved accuracy, reliability and speed
usgs catalog now reads geojson feed
get confidence intervals from kinherd catalog
get usgs catalogs right
fixed --pattern with tag replacement
event: parse floating point part of seconds of origin time
Merge pull request #9 from megies/event_time_float

event: parse floating point part of seconds of origin time
replaced ad-hoc solution with util.str_to_time() for consistency
replaced some of the older string-time conversion function calls
snuffler: improved layout of svg output
cake: improved speed and accuracy of ray refinement
removed a debugging statement