2.19.3 (unstable):

* New API:
  * BufferedInputStream: buffer_size property
  * BufferedOutputStream: buffer_size, auto_grow properties
  * DataInputStream: byte_order, newline_type properties
  * DataOutputStream: byte_order property
  * FilterInputStream: close_base_stream property, get/set_close_base_stream()
  * FilterOutputStream: close_base_stream property, get/set_close_base_stream()
  * UnixInputStream: fd and close_fd properties, get_fd(), get/set_close_fd()
  * UnixOutputStream: fd and close_fd properties, get_fd(), get/set_close_fd()
* Make licenses consistent with eachother (library gpl vs. lesser gpl, etc)
  (Deng Xiyue)
* Fixed some problems when building with exceptions disabled (Murray Cumming)
* Build fixes (Theppitak Karoonboonyanan)