update changelog

Author: nyamsprod

CHANGELOG.md

@@ -2,6 +2,25 @@
 
 All Notable changes to `Csv` will be documented in this file
 
+## Next
+
+### Added
+
+- None
+
+### Deprecated
+
+- None
+
+### Fixed
+
+- getInputBOM  consistent everywhere in the API [PR #171](https://github.com/thephpleague/csv/pull/171)
+- preserve fileObject CSV controls [commit #8a20c56](https://github.com/thephpleague/csv/commit/8a20c56144effa552a8cba5d8c626063222975b7)
+
+### Removed
+
+- None
+
 ## 8.1.0 - 2016-05-31
 
 ### Added