Merge pull request #30 from smls/master

Add summaries for all remaining documented types, + minor related htmlify improvements
Get rid of a TODO for dotty ops
Missed in last commit: add dumb example for .Foo::bar

Something more in-depth would be better, but this at least shows the
syntax of the op.
Document grep-index
Document first-index
Document last-index
Fix compilation error in Foo.Bar::baz exmample.
Some initial documentation for type Stash
htmlify: Do not use deprecate methods

lizmat++ for making the deprecation mesages so awesome
Tiny adjustment for example consistency
sync also to new community server
Refactor and expand sets/bags/mixes docs

The class docs now have their own .pod files in the Type/ folder (like all other classes).
The Sets_Bags_and_Mixes language page is renamed to setbagmix to fit in with the usual naming scheme.
All related .pod's are now also more fleshed out.
Fix issue #31
Merge pull request #32 from simula67/windows_doc_fix

Fix issue #31
Add a util for generating a stub doc for a new type
document Promise
[Promise] incorporate feedback from jnthn++ and lizmat++

* explain that you can only keep and break promises yourself if you created them with .new
* timeout example for Promise.anyof
[Promise] Make it clear that method vow returns a Vow
document class Channel
Channel: missing verb, jnthn++