update healtest to loop over pairs of points
update to use points less than specified max. use ring ordering scheme by default
add fake lines of sight along quasar pointing vectors
move correlation function estimation into standalone function
Move mock spectrum to standalone class in tos library. Cleanup scons build hierarchy
Rework MockSpectrum. Separate loading of mock data and trimming of forest.
use auto_ptr instead of scoped_ptr?
Update Sconscript to use all *.cc files in lib dir to build tos library
Update healtest to loop over pairs of pixels and perform correlation function estimate