Documenting Predicates, Functions (and ActivationConditions)

[Rod Widdowson]

> - Build a page under SpringConfiguration [3] documenting Functions and Predicates (probably move the words in preface to
> ActivationConditions) making sure it is understood that this is the list of potential ingredients and, not the cook-book
> [3] https://wiki.shibboleth.net/confluence/display/IDP30/SpringConfiguration

I have started on building this today and I have made enough progress to have developed some sort of coherency of style.

Before I invest too much into this people who are interested might want to check this page[1] and it's children and make any
amendments or suggestions that seem appropriate.

Thanks

[1] https://wiki.shibboleth.net/confluence/display/IDP30/Predefined+Beans