CHANGELOG.md in stellar-base-0.10.0 vs CHANGELOG.md in stellar-base-0.11.0

@@ -4,11 +4,20 @@
 file.  This project adheres to [Semantic Versioning](http://semver.org/).
 
 As this project is pre 1.0, breaking changes may happen for minor version
 bumps.  A breaking change will get clearly notified in this log.
 
-## [unreleased](https://github.com/stellar/ruby-stellar-base/compare/v0.10.0...master)
-## [0.10.0](https://github.com/stellar/ruby-stellar-base/compare/v0.0.0...v0.10.0)
+## [unreleased](https://github.com/stellar/ruby-stellar-base/compare/v0.11.0...master)
+
+## [0.11.0](https://github.com/stellar/ruby-stellar-base/compare/v0.10.0...v0.11.0)
+
+### Added
+- Added support for `manage_data` operations
+
+### Changed
+- `Stellar::Transaction#to_envelope` can now be used without arguments, returning a `Stellar::TransactionEnvelope` with zero signatures.
+
+## [0.10.0](https://github.com/stellar/ruby-stellar-base/compare/v0.9.0...v0.10.0)
 
 - Added memo helpers to `Stellar::Transaction.for_account`, allowing any operation builder (such as `Stellar::Transaction.payment) to provide a custom memo using the `:memo` attribute.  
 
 ## [0.9.0](https://github.com/stellar/ruby-stellar-base/compare/v0.8.0...v0.9.0)