Updates based on new SMatrix features
Continued edits to SMatrix Customizing and extending
More edits to content on SM code
Additional Images for code generation

Images for new code generation options.
Merge branch 'master' of git://github.com/particular/docs.particular.net into ServiceMatrix-Saga-Doco
Updated for new code generation in SM

Updated with new code gen options.
Fixed some content issues in SM article about using code
Merge pull request #301 from jdrat2000/ServiceMatrix-Saga-Doco

Update ServiceMatrix code usage documentation