Things to do on mtk :-

Priority
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Next release?
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- Add some more details to the tidy up and tree to text routines 
  ( e.g. tidy x+x, (3*x)/(4*y), 2+x-y+4 etc )

Sometime?
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- Add better singularity support

- Handle fractions

- Check freeing of objects when throwing exceptions and other memory leaks

- More general graphing, no limit on lines per graph, better printing, 
  better labels.

- Open straight into enter equation mode?

- Go through and check equation and parser code to tidy and improve it

- Online help? Html?

- Printing out graphs properly (waiting for full libqt support)

- Status bar ?

- Extend icon bar and make it configurable ??

- Optimize equation drawing routines??

- Better error checking on loading files

- More flexible saving / loading so only some equations need be saved.

- Icon for mtk
