ramfs: Add MIT license header to all files lacking copyright info.

OK'ed by Ingo via email.

ramfs: Lots of fixes to the build.

* Store pointers in an addr_t instead of int32, for 64-bit's sake
* Use DebugSupport.h instead of userlandfs Debug.h and remove extra parentheses
* Create a hea

ramfs: Lots of fixes to the build.

* Store pointers in an addr_t instead of int32, for 64-bit's sake
* Use DebugSupport.h instead of userlandfs Debug.h and remove extra parentheses
* Create a header-only String class based on the userlandfs String and use it
* RecursiveLock instead of Locker.
* Jamfile cleanups and other misc. changes.

It isn't yet adapted to the new VFS API, so the build is still somewhat
broken.

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Mmh, apparently I have to check the copied directory itself in first.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20345 a95241bf-73f2-0310-859d-f6bbb57e9c96