Update to v0.7.5 in docs, setup and recipe

[xylar]

...in preparation for creating v0.7.5

[xylar]

This should be the last merge to develop before develop gets merged to master and we create the v0.7.5 release.

[xylar]

Release message (draft):

The minor release includes a number of bug-fixes and enhancements.

Major Enhancements

• A task for plotting the sea surface height vs. obs Add a task for plotting the sea surface height vs. obs #308
• Tasks to plot MPAS T and S at various depths vs. ARGO obs. Add ability to MPAS to argo with depth #316
• Maked mpas_analysis an installable package Make mpas_analysis an installable package; add a license #160
• Added license information to the repo and to each file Make mpas_analysis an installable package; add a license #160
• Add a table of observations to the docs Fill in xml for observations #335

Minor Enhancements

• Utility script for making MPAS to lat/lon mapping files Add util. script for making MPAS to lat/lon mapping files #304
• Optionally add bolus velocity to MOC Optionally add bolus velocity to MOC #312
• A script for generating a table of observational data sets in the docs Adds documentation observation workflow #333
• User-specified tick start and stride for time axes User-specified tick start and stride for time axes #337

Minor clean-up

• Switch from relative to absolute imports Switch from relative to absolute imports #307
• Change diff color map to be white near zero Change diff color map to be white near zero #311
• Use common color map setup for all plots with color maps Use common color map setup for all plots with color maps #313
• Renames the MPAS-Seaice and makes associated clean-up to docs Minor modifications to MPAS-Seaice documentation #314, Rename cice to seaice #326
• Add support for specifying the anomaly ref year Add support for specifying the anomaly ref year #317
• Clean-up of Documentation Clean Up Documentation #331

Bug fixes

• Fix zero line in time series Fix zero line in time series #305
• Fix support for standalone MPAS runs Support standalone MPAS runs #306
• Fix moving average of preprocessed OHC data Fix moving average of preprocessed OHC data #325
• Bypass an xarray bug by making non-time-dependent vars be coords in mpas_xarray Make non-time-dependent vars be coords in mpas_xarray #332

[xylar]

@milenaveneziani, I'm just asking from you for you to have a quick look over the changes here to make sure none look crazy (there aren't many anyway).

As soon as you approve, I'll also merge this branch to master and create the v 0.7.5 tag.