added libboost-thread dependancy

Ignore-this: 3bc901b07cba8a9119d9d2f7c586e4e5

darcs-hash:20140326025910-c21fe-ed86385aac37ad8b01c1145e84f35f1a83781adf
updated maintainer

Ignore-this: 939da4906d7f167fcbd5d02777e1752

darcs-hash:20140326031633-c21fe-204ce8072ef6301caf13cb097118264d47151256