Orbit patches fixing #252

(Breaking change to mention in release notes)

### Deprecated suffix

* SHIP:OBT:PATCHES.

### New suffixes

* SHIP:PATCHES - Vessels now contain the entire list of patches including SHIP:OBT as the first element of the list.
* :NEXTPATCH - a suffix of an orbit that returns the next orbit in the transition list.
* :HASNEXTPATCH - a suffix of an orbit that returns true/false for whether or not :NEXTPATCH is valid.

Screenshot showing it working:
![screenshot137](https://cloud.githubusercontent.com/assets/5216848/4779017/8b9be202-5c11-11e4-9273-3c620c4a9b26.png)


This also contains some of the changes that are part of the folder move, because I was operating after pulling that change from erendrake's fork.  But if that PR is merged in to KSP-KOS first, then the extraneous stuff in this PR should stop being reported.