added command line options to testing
updated fedora installation info
Merge pull request #38 from HerrMuellerluedenscheid/fedora_man

Fedora man
gse2: fixed a memory leak
Merge branch 'master' of github.com:emolch/pyrocko
topo: use local cpt files before loading included cpts
cake: more general merging of crustal and global models
gf: fixed a problem with distance computations on discretized sources
gmtpy: fixed a bug in layout calculations
automap: configurable plot margins
automap: configurable axes layout
automap: configurable cpts for topography
Merge branch 'master' of github.com:emolch/pyrocko
fixed some docstrings
arrow up/down shows previous commands in command line
docs: added help for install on macosx
updated docs
improved install docs
deactivated test on experimental geographiclib.geodesic based functions
moved download_file from topo/dataset to util