Markup typo's in overview008.adoc

[arnovh]

Headings :

• Jakarta RESTful Web Services
• Jakarta Contexts and Dependency Injection

in section overview008.adoc are not formatted correctly.
I never wrote asciidoc but is seems they have to many ~ below them.

Thanks for creating this document.

[ggam]

#191 solves this

[ggam]

This issue can now be closed.