Specify debug settings in project file

This eliminates the complex setup step when working on the project.

Inspired by
jaredpar/SaveAllTheTime@3a0d3004a7451f062fd8e6c169b4eea4cbb80c99
Use $(DevEnvDir) instead of hard-coding VS path

The project will now work correctly on 32-bit systems, and with funny
drive configurations.
Update hard-coded VS 11 dependencies

I didn't touch any assemblies with version numbers in the names.
Merge pull request #20 from SLaks/project-debug-fix

Specify debug settings in project file
Added handling for input type values in CSS selectors
Updated to use AttributeSelector properties rather than manual parsing based on feedback from SLaks
Made handling more robust testing selector name and attribute name, and handling value without quotes
Merge pull request #21 from stuartleeks/master

Added handling for input type values in CSS selectors
Removed element name checking as per discussion with SLaks as it doesn't add much value and breaks some LESS scenarios
Merge pull request #23 from stuartleeks/master

Fix input type handling in advanced LESS scenarios