Adding release checksum.

Signing v0.4.0

Added tag v0.4.0 for changeset 1a9a5af967b6

Bump the minor version, update history.

Add presentation aliaes.

Split out/updated documentation

Add :in_collection automatic option for collection presentations

Adding release checksum.

Signing v0.3.0

Added tag v0.3.0 for changeset 82c1a82b51ec

Bump the minor version, update history and gemspec.

Rework to use a more flexible exposure mechanism

- Allows `nil` and `false` as exposed values
- Allows declaring an exposure with a block

Switch to Sixfish RDoc generator

Adding release checksum.

Signing v0.2.0

Added tag v0.2.0 for changeset 33a95bf63cae

Bump the minor version, update history.

Add collection presentation.

Adding release checksum.

Signing v0.1.0