feature: Amend upstream bind cookbook to serve as route53 alternative.

Squashed commit of the following:

commit ca20f00d93dc5920b0f174bd43805c3464b9d4a8
Author: Erik Mackdanz <erik@infochimps.com>
Date:   Tue Feb 11 08:40:58 2014 -0600

    Documentation

    Change-Id: I5cef40552329697869ee93d67b864ca1efbe766f

commit 5b9f2ac3a73497a2a1ee5c544544c2428c5e4bce
Author: Erik Mackdanz <erik@infochimps.com>
Date:   Mon Feb 10 10:43:08 2014 -0600

    Client side of nusupdate recipe

    Change-Id: Ie82b9f7ad1b6c0893d204d373afb8692f67528fa

commit a42e67ad2438b7ee5f67160161a3eb7111fb2b09
Author: Erik Mackdanz <erik@infochimps.com>
Date:   Fri Feb 7 16:15:17 2014 -0600

    Add server side of nsupdate recipe

    Change-Id: Iaf32ffeb7978515a81183e1ae99fde6e29ef2bf1

commit 06267d1103e28abffe1abef291f030affb826a5e
Author: Erik Mackdanz <erik@infochimps.com>
Date:   Fri Feb 7 14:27:36 2014 -0600

    bind clients can discover the bind server

    Change-Id: I1bd5d62e6f671c03a4eca049a935e817bf866075

commit f884c8800e83257b8ccd1b013a8c75e9fb66910e
Author: Erik Mackdanz <erik@infochimps.com>
Date:   Fri Feb 7 12:28:03 2014 -0600

    Add customdns recipe, uses static values

    Change-Id: I5619be470cfb36c9e79ac7580e76755ffdccf178

commit 8a8c26fa0d213f078569230d809f9a5ffdf8278b
Author: Erik Mackdanz <erik@infochimps.com>
Date:   Thu Feb 6 15:21:19 2014 -0600

    Factor default recipe to be server recipe.
    Fix hostnames in zone file to have - in place of _
    Add hard-coded query ACL, since it's the common case

    Change-Id: Ic641b33de4f328eb7c791f5539dbdef3464ea145

commit 6c2de6717ce8ae6700362a56b714201b93e23010
Author: Erik Mackdanz <erik@infochimps.com>
Date:   Thu Feb 6 09:03:43 2014 -0600

    Modifications to upstream bind cookbook:
    - disable ACL-reading from databags (we don't use databags)
    - write a master zone file, with entries for all nodes
      that have public IPv4 addresses.

    Change-Id: Ic641b33de4f328eb7c791f5539dbdef3464ea145

Change-Id: Ie25b401a1ebbcd64a3bf52e90d95547d05141c3e
Merge "feature: Amend upstream bind cookbook to serve as route53 alternative."