As with any open source project, there are several ways you can help:
Your participation in the community is much appreciated!
There are several reasons these are good things.
The project operate under a meritocracy, meaning those that the developers notice participating to a high extent will be invited to join the project as a committer.
This is as much based on personality and ability to work with other developers and the community as it is with proven technical ability. Being unhelpful to other users, or obviously looking to become a committer for bragging rights and nothing else is frowned upon, as is asking to be made a committer without having contributed sufficiently to be invited.
There are a number of conventions used in the project, which contributors and developers alike should follow for consistency's sake.