deprecate unused public interface

Author: flosell

CHANGELOG.md

@@ -15,6 +15,9 @@ The official release will have a defined and more stable API. If you are already
   * UI: Link LambdaCD header to "/" to link back to overview in cases with multiple pipelines (#82)
 * Bugs: 
   * `with-workspace` now creates temporary directories in the home-dir (#79)
+* API Changes:
+  * `lambdacd.presentation.pipeline-state/most-recent-build-number-in` seems to be unused and now considered DEPRECATED.
+    Will be removed in subsequent releases.
 
 ## 0.6.1
 * Improvements:

src/clj/lambdacd/presentation/pipeline_state.clj

@@ -84,7 +84,9 @@
 (defn history-for [state]
   (sort-by :build-number (map history-entry state)))
 
-(defn most-recent-build-number-in [state]
+(defn most-recent-build-number-in
+  "UNUSED DEPRECATED, will be removed in subsequent releases"
+  [state]
   (apply max (keys state)))