hdf5 reader working (barely).
Remove petclaw's log.config file
Change path for logging configuration
Correct solution.read docstring
Update README.md
Add coverage badge to README.
Add Travis badge to README.
Merge pull request #435 from mandli/remove-petclaw-log-config

Remove petclaw's log.config file
Merge pull request #434 from ketch/hdf5_reader

Make hdf5 reader work again
Fix HashDist to 0.3 tag
Merge pull request #443 from clawpack/ahmadia/hashdist_tag

Fix HashDist to 0.3 tag
Merge remote-tracking branch 'clawpack/master' into correct-solution-docstring

Conflicts:
	src/pyclaw/solution.py

Merge to follow new hash-dist version.
Merge pull request #436 from mandli/correct-solution-docstring

Clean up the `solution.read` function
Update CHANGES.md for 5.2.0.
Merge pull request #446 from ketch/changes_52

Update CHANGES.md for 5.2.0.
Merge remote-tracking branch 'clawpack/master' into pass-aux-2-bc
Change aux bcs to extrap
Create custom wall BCs for aux

Also clean up a bit of the code