+- wxDateTime replaces and extends old wxDate and wxTime classes (still
+ available but strongly deprecated) with many new features
+
+- wxLongLong class provides support for (signed) 64 bit integers
+
+- it is now possible to build wxBase under Win32 (using VC++ only so far)
+ and BeOS (without thread support yet)
+
+- wxThread class modified to support both detached and joinable threads, also
+ added new GetCPUCount() and SetConcurrency() functions (useful under Solaris
+ only so far)
+- wxDir class for enumerating files in a directory