v4.0 [Feb 13, 2012]
1. Resolved issue with contour maps shown only for first 15 service and ultimate load combinations
2. Resolved issues with design of stiffeners for tensile axial forces
3. Revised default load combination factors predefined in the input file templates to match ACI 318-11/08 and ASCE 7-10 recommendations
4. Revised default support definitions in the input file templates to increase clarity
5. Added a warning message asking the user to verify load combinations after code selection is changed
6. Updated installation procedure for systems with 64-bit version of Windows 7
7. Applied minor editorial corrections to the manual and online help
