Merge pull request #26 from EVS-ATMOS/master

remerging
dBz now properly converted back to z for averaging
quick fix
quick fix
quick fix
changed json output
added check for z==None out of averaging
added check for z==None out of averaging
changes in None and nan handling
tweaks to make height plot
tweaks to y range
fixed issues with radar compression heights/pressure levels
tweaks
quick fix
quick fix
tweak for troubleshooting
tweak for troubleshooting
tweak for troubleshooting
tweak for troubleshooting
tweak for troubleshooting