You'll need an account on Sourceforge to support our development. Mail your ID to the list and wait until a project manager has added you.
For the time being (read, this section is under construction), please note the following guidelines for changing stuff in the code. If it is
A bug-fix / clean-up / cosmetic thing: shoot
A new feature that can be turned off: shoot
A clear improvement w/o side effects on other parts of the code: shoot
A matter of taste: ask the list
A major redesign of some part of the code: ask the list