Fix describe name
Hash#slice and Hash#except

This matches the behavior that ActiveSupport monkey patches onto Ruby's
Hash.
Merge pull request #7 from misfo/slice-and-except

Hash#slice and Hash#except
Corrected link to idealhashtrees.pdf in Readme
Merge pull request #8 from monterail/master

Corrected link to idealhashtrees.pdf in Readme
Return Hash#values as a list rather than a set
Merge pull request #10 from fredericksgary/master

Hash#values should not return a set as there is no guarantee of uniqueness (and worse it means you potentially lose duplicate values).
Track size on Tries
Add a couple specs and fix a bug in the last commit
Merge pull request #12 from fredericksgary/master

Track size on Tries for performance
Implement Hamster::Hash.new to allow subclassing

Implement Hamster.hash as an alias to new to keep backwards compatibility
Use `Hash.new` only from subclasses in the specs
Merge pull request #13 from misfo/hash-subclassing

Implement Hamster::Hash.new to allow subclassing
Hamster::Hash#fetch to match Ruby's ::Hash#fetch
Merge pull request #14 from misfo/hash-fetch

Hamster::Hash#fetch to match Ruby's ::Hash#fetch
fix warning
Bump version
Renamed some spec file names so they don't have question marks in them
Merge pull request #15 from baconpat/windows_compat

Renamed some spec file names so they don't have question marks in them which can cause filesystem issues.
Start on promoting mutable versions out of experimental. Still needs tests and to wrap results in mutable variants where appropriate