wip
improve cookbook setup for testing
remove stub resources
add initial lwrp for graphite_storage
Initial ChefSpec unit tests and test data, test cookbook

Added first pass at ChefSpec unit tests for new graphite_storage
resource and test data to exercise.

Updated graphite_test cookbook to help test new resource.
guard watches recipe specs now
Refactor user and group creation, include tests
add composable recipe for carbon packages
add composable recipe for directory management
use composable recipes for carbon
include all depends in web recipe
move depends to related recipes, remove apache setup in default
reorg gemfile
exclude integration on travis, add newline at eof
integration not needed
guard uses listen now, these aren't needed
accumulator heavyweight for handling carbon.conf
add carbon_cache lwrp first pass
stub out _carbon_config partial to use new resources
refactor Guardfile for testing library code