Merge pull request #13 from schultel/master

Added azimuth averaged Honda flux for the South Pole
Added option to show the log of the map, some cosmetic stuff
Colorbar ticklabels read "10^XX" now if showing logarithmic values.
Merge pull request #14 from schultel/mod-utils

Modified utils to support log-z scale
Added instructions for users not working in virtualenv
fix typo
Merge branch 'master' into mod-osc