Modify overview.html in all core Spring projects [SPR-5715]

[spring-projects-issues]

Sam Brannen opened SPR-5715 and commented

Most (all?) overview.html files in the root of the classpath currently include the following:

<p>
The Spring Data Binding framework, an internal library used by Spring Web Flow.
</p>
This text needs to be modified accordingly for each individual project.

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Affects: 3.0 M3