Fix excel

Merge pull request #265 from symmetryinvestments/fix_excel

fix autowrap excel and update to recent excel-d

update to use mirror 0.3.0

Merge pull request #254 from atilaneves/union

Fix compilation failures when wrapping unions for Python

Relax excel-d dependency

v0.4.5-beta2

Relax excel-d dependency

Relax excel-d dependency

Merge pull request #132 from atilaneves/build-scripts

Build scripts

Fix python on windows

Merge pull request #72 from kaleidicassociates/John-Colvin-patch-1

Fix DLLMainDefined check