fix exercise time handling
fix error message
remove floor from MakeCms,
add hard upper limit to NumericHaganPricer,
decrease maximum number of function evaluations in NumericHaganPricer's
integration to avoid too many recursive calls in GaussKronrodAdaptive
fix default value for hard upper limit
Added zero rates conversion on InterpolatedZeroCurve, exposed some classes
to SWIG
moved annual to NoFrequency in continuous compounding conversion
replaced tabs with spaces on swig files
Merge pull request #77.
Merge pull request #79.
Convert also first node to continuous compounding.
Use available convenience method to convert rates.
Avoid double loop to check for negative rates.
Update comment.
Merge pull request #84.