Add support for subdomain communication with indirect addressing.
Fix problems found when running regression tests.
Fix typo in internals.rst
Update about.rst by adding a link to the GitHub repository.
Fix typos in subdomain_connection.
Clean up the makefile.
Fix problems in the example files.
Define unused nodes as those not connected to any *wet nodes*, not fluid
nodes.
Fix node addressing in sc_capillary.
Fix AA access pattern for some of the examples.
Blacklist more examples for the AA test.
Compare all fields in compare_results.
Detect orientation when link tagging is disabled.
Do not use link tagging for binary fluid simulations.
Execute aux kernels with updated iteration number.
Disable link tags in the capillary wave example.
Add an option to specify precision in dump_dists.
Explain why the entropic LDC 2d simulation is exlucded from the access
pattern test.
Fix indirect addressing when PBC are enabled.

Also start work on indirect addressing support with binary models.
Add a new "silent" logging level.