add new data attributes
Add check richardson parameter
Correct plots target
Remove momentum_refinement flag and change data name
Add path creation functions to runclaw
Minor tweaks for move to new repos
Merge branch 'mutlilayer-geoclaw' into multilayer
Merge branch 'master' into multilayer
Fix import path for clawpack pypi
Merge branch 'clawpack-package-path-fix' into multilayer
Some basic changes
Merge remote branch 'mandli/multilayer' into multilayer
Add hack for speed tolerance parameter
Multi-layer support
Fix new source control parameters
Fix data file writing
Merge branch 'multilayer'

Conflicts:
	src/Makefile.common
	src/python/clawutil/runclaw.py
Refactor data object
Bug fixes
Add region data support