Fixed syntax error in traversal - pass over exception space holder
added uint double map
added xdress integration
Fixed some style
Added test_convert
fixed non-initialization issue in fromendf_tok()
Trying to circumvent atof with endftod.

We get segfaults when the number has a single-digit, positive
exponent.
Custom endftod() implemented
Removed convert in favor of endftod
Clean up endftod() to use fewer loops.
Clean up endftod() to use fewer loops.
Cleaned up some more. Extraneous comments gone.
minor stl container update
more xdress updates
some minor speedup and test cleanup
Merge branch 'jdx-staging' into staging
Fixed bug in implementation of _check_tol()
Added test for _check_tol. (#14)
Added method to properly format phi.
Fixed syntax error in _format_phi.