Update README.md
Fix Examples and Tests

- API has changed (additional .Tcp or .Udp to reach ports)
- fix sequence limit in 3rd example
Add some cosmetic changes to README examples
Remove trailing spaces and tab characters
Merge pull request #5 from gildegoma/update-readme

Small Updates in README.md
Fix 'bulleted' code blocks in README.md

Let's use backtick quotes everywhere!
Merge pull request #6 from gildegoma/fix-readme

Fix 'bulleted' code blocks in README.md