[boost] [1.45.0] release note are insufficient

I have translated the release notes of 1.45.0 into Japanese now(but, don't .qbk). https://sites.google.com/site/boostjp/document/version/1_45_0 In the work, I found the missing library in release note: - Polygon : rev.66403 - Property Tree : #4340 - Serialization : rev.65965, rev.66030, rev.66107, rev.66123 - Thread : #4727, #4531, #2330 -- Akira Takahashi Blog : http://d.hatena.ne.jp/faith_and_brave/