A module can now define modules it depends on, and they will be automatically
loaded before B_MODULE_INIT is called.
This information will also be evaluated by the boot loader, so that it can
load all needed modules without further hacks.
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@7316 a95241bf-73f2-0310-859d-f6bbb57e9c96