Update build script to handle engeine and console as well as framework
Fix build for linux
Use OutputPath property to define location of XML documentation file
Add missing backslash to previous commit
Remove mono-x.x configs and use only net-x.x
Remove use of OutputPath from msbuild script and clean up generally; fix NAnt script for use in comparing with msbuild output
Remove NAnt build scripts
Merge pull request #214 from nunit/issue-181

Issue 181