Merge pull request #20 from campeterson/master

Removed dstk-0.50.1.gem build and built dstk-0.50.2.gem
Work on loading name information
Merge branch 'master' of github.com:petewarden/dstk
Work on analyzing baby names
Work on analyzing baby names
Work on analyzing baby names
Work on analyzing baby names
Work on analyzing baby names
Work on analyzing baby names
Ignore names that are unlikely to be from living people
Normalized name age calculations by rank
Fixed bug in array calculations
Use an actuarial table to correct for survivor numbers when calculating the likely age for a name
Debug logging for name age estimation
Fix for year extraction from filename
Removed debug loggin from age estimation
Fixed variable naming in age estimation
Load name information into database
Fix for name loading problem
Fix for name loading problem