Added some more init tests.
A few more tests.
Added test for invalid global_limits.
Corrected some function signatures.
More tests for more coverage.
Merge branch 'master' into local-array-coverage
Resolved merge conflicts.
Updated for master changes.
Add an irregular-block example.
Add a 3d example.

Skipped, because it can't be plotted.
Switched to pformat.
Better handling for 3D array examples.
Merge branch 'master' into feature/even-more-examples-mkness
Merge branch 'master' into feature/even-more-examples-mkness
Basic local array plot.
Lots of work on local array subplots.
Can handle arbitrary number of local array plots.
Merge branch 'master' into feature/even-more-examples-mkness
Using black text over somewhat darker colors.
Added local array plots to document.