- Don't claim HTTP/1.1 compliance.

- Don't claim HTTP/1.1 compliance.
- Use $ in some of the path pattern examples.
- Use a hide-user-agent example argument without
  leading and trailing space.
- Make it clear that the cookie actions work with
  HTTP cookies only.
- Rephrase the inspect-jpegs text to underline
  that it's only meant to protect against a single
  exploit.