funscript: list FunGen alongside the other authoring tools - #57

Changed pages include:

• index.html - view
• 404.html - view
• blog/index.html - view
• docs/index.html - view
• stpihkal/index.html - view
• blog/archive/index.html - view
• blog/authors/index.html - view
• docs/dev-guide/index.html - view
• docs/spec-v3/index.html - view
• docs/spec/index.html - view

There are more changes not included in the list