#85 assert when entering data in last pattern row

[Stefan Sauer]

when entering data on last row, don't move cursor down!

[Stefan Sauer]

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2007-07-08 Stefan Kost <ensonic@users.sf.net>

\* src/ui/edit/main-page-patterns.c: \(pattern\_view\_set\_cursor\_pos\),
\(on\_pattern\_table\_key\_release\_event\),
\(on\_pattern\_global\_cell\_edited\), \(on\_pattern\_voice\_cell\_edited\):
  Fix handling of cursor\_down after edit on last pattern row. Also
  refactor for better reuse. Fixes \#1749732.