Merge pull request #228 from artur-s/develop

  Fail MSTest target if tests fail.
Allow users to overwrite the MSTest.exe tool path. References #228
Allow users to specify if MSTest errors should break the build. References #228
Small StringBuilder cleanup
add task to run Fixie tests
Merge pull request #229 from mexx/fixie

add task to run Fixie tests
Remove autoopen from fixie task. References #229
Small StringBuilder cleanup
Report the error message - not the call stack in FAKE.
cleanup
Track all processes that are created by FAKE.
Kill all processes at the end of a build script that are created by FAKE and are still running.
Little cleanup in the ProcessHelper. Wrap the Process start
fixed type-o in master (required to get things building correctly)
modified AssemblyInfo generation to be configurable
Starting with a "Create Nuget package" tutorial
Fixing manual renaming f**ckup
Merge pull request #231 from pblasucci/develop

Extended AssemblyFile to be configurable
Code formatting the AssemblyInfoFile task
Starting with a "Create Nuget package" tutorial