0.0.14

Nothing major, just an update to a few dependencies.

0.0.13

Just improving the documentation.

0.0.12

A minor update, just bump some dependencies.

0.0.11

I just updated some dependencies and corrected the links in the documentation.

0.0.10

A small but important change.

• A bit expanded the documentation.
• InnerNoneType inheritors classes can now be singletons.

0.0.9

A little update.

• You can now add documentation strings for sentinels.

0.0.8

Only a minimal change in the documentation.

0.0.7

A small update.

• Closes #10 and #9.
• A bit improved the documentation.

0.0.6

The update is important, but it only concerns the documentation.

0.0.5

A small but important update.

• Now the 2 identifier spaces are separated.
• The Sentinel type annotation renamed to SentinelType.
• Added a picture from the XKCD comic to the README.