wip
Merge branch 'master' of github.com:emolch/pyrocko into fomosto
cake: fixed a problem with output of earthmodels
continued with work on gf store
continued work on gf store
continued work on gf stuff
continued work on gf stuff
continued work on fomosto
fomosto tutorial first draft
store: removing unused import
Merge branch 'master' into fomosto
gf/fomosto: fixed a problem in timing parameter determination
fomosto: added export to gfdb
gf.store: get rid of a warning
Merge branch 'fomosto' of github.com:emolch/pyrocko into fomosto
fixed a compilation issue
Merge branch 'master' of github.com:emolch/pyrocko into fomosto
snufflings: fixed a problem with import of directory snufflings

additionally protect against bad Snuffling filenames, i.e. names of
already import modules
Snuffling clas: new method .module_dir() to get the containing directory