Add auto updating for mint in C# and Python demos
Merge pull request #186 from BlueWall/master

Update Demos (C#/Python)
fix vs layout for C# project
Merge pull request #187 from da2ce7/master

Just a quick C# project fix
made the vscsharp demo work with mono
Merge pull request #188 from da2ce7/master

Mono works with vscsharp demo project.
Prune unused lucre code. Fix proto 'make distcheck'.
Update linux docs for v0.89.c