Update History.txt.

Modernize the project -- get rid of Hoe, use Bundler and RSpec.

Change version number.

Filling out the README.

Inline method documentation.

Shorten some event bubbling code.

Tests for chains registered on classes that should fire on the instances that initiated the event.

Some extra tests for firing events directly on classes, which should not bubble.

Implement bubbling of events up the type hierarchy.

Put some methods required by Ruby1.9's Observable back into the Observer class after Methodphitamine removes them.

Implement methodphitamine-based chaining for event handlers.

Initial basic functionality for named events.

Initial commit, empty Hoe project.