Bump to 0.15.0

Author: John Haley

_config.yml

@@ -3,9 +3,10 @@ title: NodeGit
 description: Asynchronous native Node bindings to libgit2
 url: "http://nodegit.org"
 date_format: "ordinal"
-current_nodegit_version: 0.14.0
+current_nodegit_version: 0.15.0
 other_nodegit_versions:
   - HEAD
+  - 0.14.0
   - 0.13.2
   - 0.13.1
   - 0.13.0

api/annotated_commit/index.md

@@ -2,7 +2,7 @@
 layout: default
 menu_item: api
 title: AnnotatedCommit
-description: Version 0.14.0
+description: Version 0.15.0
 menu_item: api
 return_to:
   "API Documentation Index": /api/