Buffer writes
Add test for a write that enlarges the internal buffer and for ftruncate. Fixes #224.
Merge branch 'master' of https://github.com/andreasgal/j2me.js into fs_buffering
Rename the Buffer class to FileBuffer
Grow exponentially until 65536 bytes and linearly after
Add test for linear buffer increase
Merge branch 'master' of https://github.com/andreasgal/j2me.js into fs_buffering
Merge branch 'master' of https://github.com/andreasgal/j2me.js into fs_buffering
Merge pull request #238 from marco-c/fs_buffering

Implement buffering in the FS library