This is initial implementation of the java.misc.Unsafe based serialization (https://code.google.com/p/kryo/issues/detail?id=75). 
See https://groups.google.com/d/topic/kryo-users/o_vQsEBVPeU/discussion for more details.

git-svn-id: http://kryo.googlecode.com/svn/trunk@362 a9660ef0-a895-11de-8ba5-91705c1537ed
Handle more gracefully JVMs that do not support creation of ByteBuffers with preallocated off-heap memory.

git-svn-id: http://kryo.googlecode.com/svn/trunk@363 a9660ef0-a895-11de-8ba5-91705c1537ed