CacheBox Release Notes
http://en.wikipedia.org/wiki/Cache
http://ehcache.org/documentation/getting_started.html
http://www.oracle.com/technetwork/middleware/coherence
http://www.couch.io/
http://ecet.ecs.ru.acad.bg/cst05/Docs/cp/SII/II.20.pdf
http://www.ibm.com/developerworks/java/library/j-jtp01246.html
http://java.sun.com/j2se/1.5.0/docs/api/java/lang/ref/SoftReference.html
http://jdj.sys-con.com/read/36434_p.htm
