Fix VS2012 integration
Merge remote-tracking branch 'origin/master'
Display output when compiler failed to compile sample.
Fix build.
Move Peg to earlier stage.
Add rule optimization.
Merge pull request #468 from rsdn/PegUpdate

Move Peg to earlier stage.
Fix missing project templates in VS2012.
Allow opening .NET 4.0 Nemerle projects in VS2012.
Remove assert.
Fix build VS 2012 integration.
DevBuildQuick-4.5 builds everything into Net-4.0 directory.
Binaries for .Net-4.5 in separate directory, but installation into net-4.0 directory.
Fix TExpr.IsAddressable
Merge remote-tracking branch 'origin/master'
Merge pull request #474 from NN---/master

Installer's binaries for .Net-4.5 should be in separate directory
remove converted -VS_2010.nproj file
Merge pull request #477 from Heather/master

remove converted -VS_2010.nproj file
[lesser] Copyright bits -> 2013
Merge pull request #478 from Heather/copyrights

[lesser] Copyrights bump -> 2013
Closes #479.