pyspread 0.0.10 released

[mmanns at gmx.net]

Pyspread 0.0.10 has finally been released. 
 
About: 
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Pyspread is a 3D spreadsheet application. Each cell accepts a Python
expression and returns an accessible object. Python modules are usable
from the spreadsheet table without external scripts. 

Changes: 
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+ Code completely re-structured 
+ Unit tests for main grid functionality 
+ Speed-up by caching of cell results 
+ Change of spread method syntax 
+ Various bug fixes