Use RSTRING_PTR and RSTRING_LEN insead of *->len and *->ptr
Add a next_key method to heap
Merge pull request #10 from loganb/master

Fix 1.9 compile error and add Heap#next_key method
Fix specs to be compatible with new shared_examples format
History.txt -> CHANGELOG
Release 0.4.0
Add echoe dep
string: use long instead of int. Rename min() to min_three() to prevent compiler collision
Use VALUE instead of int for comparison vars
Release 0.5.0
Update lib/containers/trie.rb
Merge pull request #14 from rubycoder1/patch-1

Update lib/containers/trie.rb -- fix typo
Added license in gemspec
Merge pull request #16 from amanelis/gemspec-license

Added license in gemspec
Add Travis CI config
Remove echoe dependency. Use bundler instead
Compile C-exts on default rake task
Wrong case
JRuby fixes
Add Travis badge, formatting