Ye Ol' π Shack

* Added a search for profile.bas in Windows
      C:\Bwbasic
 * And Linux
      /usr/share/bwbasic

* Bug fix from Matthias Rustler

* New maths functions and append mode support from Edmond Orignac
 * Bug fixes

* Bug fixes
 * New compilation procedure for MVS and CMS

* Minor bug fixes, cosmetic improvements and portability improvements
 * Added support for compiling on MVS (IBM mainframe)