added plot_errorbar function that makes sure all errorbars are plotted in full, no single dashed lines anymore.
Merge branch 'master' of https://github.com/geophysics/mtpy into new_occam
added elevation to write station locations from plot_stations
added scripts for QuickandDirty Decimation as well as UofA fluxgate BZ channel correction

Signed-off-by: LK <LK@uni>
 correcting time axis for birrp processing...not accurate at the moment

Signed-off-by: LK <LK@uni>
 correcting time axis for birrp processing...cuts out time section...to be tested!

Signed-off-by: LK <LK@uni>
made Mesh and Data in ws3dinv more flexible and consistent
fixed imaging.pptmaps

Fixed calculation of min/max - zero values were stuffing up the axis
limits
fixed missing indent in reading image_dict
pptmaps- added ability to colour by phimax
fixed bug in writing initial file in ws3dinv.
fixed bug in writing initial file for ws3dinv
removed print statements in ws3dinv.WSMesh
Merge branch 'master' of https://github.com/geophysics/mtpy into new_occam
added ability to plot regularization grid from Regularization and mesh grid from Mesh
added test in write_regularization_file to be sure a mesh file is written before