detect plugin version
revise internals for loading plugins
create/update spec tests
fix error/exception handling for loading plugins
add plugin loading to common spec
readable plugin strings in unit/plugins/fail_spec.rb
add v6 deprecation warning to load phase
add debug message for already loaded plugins
move v6_dependency_solver management to system
remove pry debugging tools
Merge pull request #172 from opscode/OHAI-9360

Detect plugin version
wrapped individual ohai data leaves in it blocks instead of the entire test
fixed formatting
migrated subsumes? spec to new version
Modified subsumes? so that it can test all leaves and is still also testable itself
changed variable name to not clobber existing variable
removed debug fixtures
converted data structure to method calls
formatting
Changed syntax so that tests occur on a yielded object instead of a returned one