sbt/sbt-pgp#37 update dependency on bcpg
Merge pull request #38 from pfn/master

Updating dependency on bcpg
Title consistency (hey it's the little things :)
Updated introduction
Update index.md
Redo the index page with pointers to separate guides.
Strip README into a docs link to reduce documentation burden.
Break into sections, rework summary and usage overview
Reformatted and reworked.
Added examples of key IDs
Merge pull request #40 from rslifka/master

Documentation refresh
Fixed link error.
Fixed broken usage link.
Bumped dispatch to 0.8.10 so we can release on Scala 2.10.

* Bump sbt to 0.12.4
* Bump disptach to 0.8.10
* Tweak dispatch cross-version selection to work on both sbt 0.12 + 0.13
Use git for versioning.
Fixup dependencies, again.
Create real aggregate project.

* Move plugin into sub directory.
* Create a real aggregate project for the plugin.
Massive build refactorings.

Use moar sbt-isms.  split versoin into sbt file for easier updating.
Merge pull request #41 from sbt/wip/sbt-0.13

Wip/sbt 0.13
Add SecretKeyRingCollection support, which is what the GPG command line tool creates.

Have not updated the PGP plugin to make use of this, but it should fix the "select appropriate key"
bugs, once wired through.