* Some Boost.TR1 compatibility fixes.
* Some sun 5.9 compiler fixes.
* Fix some bugs in the inverse hyperbolic functions and strengthen their tests.
* Updated and regenerated docs.
[SVN r49213]
New special functions for truncation and rounding, plus exponential integrals and zeta.
New non central distributions.
Updated equation png's so that they are all consistent.
[SVN r44091]