This package includes following
 *Double array library
 *Trie in Text library (Experimental in 0.2.9)

*Double Array Trie
This is still experimental, You may use following libraries
Darts
 http://www2.chasen.org/~taku/software/darts/
datrie
 http://linux.thai.net/~thep/datrie/datrie.html

*I expect you to read and modify da.c.
*I do not expect you to link this library,
 please copy source file to your application.

TODO:
*Endian independent
