clean up

Author: tzaeschke

CHANGELOG.md

@@ -13,7 +13,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Rewrote relocate(). This should be much cleaner now and slightly faster. 
   [#98](https://github.com/tzaeschke/phtree-cpp/pull/98), 
   [#99](https://github.com/tzaeschke/phtree-cpp/pull/99),
-  [#100](https://github.com/tzaeschke/phtree-cpp/pull/100) 
+  [#101](https://github.com/tzaeschke/phtree-cpp/pull/101) 
 - Cleaned up HandleCollision() and key comparison functions. [#97](https://github.com/tzaeschke/phtree-cpp/pull/97)
 - Improved performance by eliminating memory indirection for DIM > 3. 
   This was enabled by referencing "Node" directly in "Entry" which was enabled by