remove debug output, change error message text
Prevent access violation when an empty helper vector is passed.
Prevent an access violation when an empty date vector is passed.
Cleaned up link text.

In particular, unneeded brackets were removed.
Updated download page.
Fixed alignment of list items.

It was causing Doxygen to split the list in two.
Fix file reference in Doxygen comment blocks.
Added link to documentation page.
Replaced link to Subversion page.
Merge latest changes from branch 'R01030x-branch'.
Increased version number to 1.4.
Merge branch 'vendor'
minimal R package framework for new 'QuantLib' R package generated by SWIG
old examples/ is now demo/

demo/ is a standard (though optional) R package directory
also added 00Index file
new file .Rinstignore

Files listed in this file will not be installed by into the package install location
minimal update to README.txt
Return the contained handle by value.

This doesn't limit the intended uses but prevents client code from
breaking its link with sister handles.
Newly added performCalculation method set to private.

Having it as public in the CalibrationHelper class was probably an
oversight. Unfortunately, we can't change it there for backward
compatibility.
Allow recalculation of exercise and end dates.

Setting the calculated values to the stored data members would prevent
recalculation if the evaluation date changed. Instead, using temporary
objects and leaving the data members null will trigger recalculation.
Merge pull request #12.

Various enhancements to short-rate calibration helpers.