TDbf 6.4.4 released

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V6.4.4

- fixed: delphi 3 does not have math unit
- fixed: exception in opening causes double free (thx arioch)
- fixed: copy precision for float fields
- fixed: force create index file, if index does not exist yet
- fixed: memory leak in TPagedFile.FBufferPtr
- fixed: TDbf.GetFileNames crash, more robust (rep by arioch)
- added: character conversion hungarian (from attila)
- fixed: index creation for tablelevel 7, mdx type 3
- fixed: remember cursor position when changing showdeleted setting
- fixed: findrecord to sync cursor position; endless loop or forgot records
- chang: added initializations to 0 to suppress delphi warnings

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Also, a new version of the demo app was released with some fixes:

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V1.3.6

- fixed: 'pack a table' packtable tries to get exclusive access
- fixed: 'pack a table' show deleted records remembers cursor position