chore/version: prepare for 0.2.1 release

Author: MichaelHirn

CHANGELOG.md

@@ -1,3 +1,31 @@
+<a name="0.2.1"></a>
+## 0.2.1 (2016-04-21)
+
+
+#### Bug Fixes
+
+* **sgd:**  initialize weight gradient history with zeroes ([68689955](https://github.com/autumnai/leaf/commit/68689955c29c5e061389067b4dd4729b71404ad0))
+* **solvers:**  remove CUDA build flag ([1f5f6b87](https://github.com/autumnai/leaf/commit/1f5f6b87260f7b7c2d202d59cedc686c9c3f6b1e))
+
+#### Breaking Changes
+
+* **container:**  put sequential layer into container dir ([bb23b76b](https://github.com/autumnai/leaf/commit/bb23b76b41935a572135564c41c9df2b627d73d5), breaks [#](https://github.com/autumnai/leaf/issues/))
+
+#### Features
+
+* **container:**  put sequential layer into container dir ([bb23b76b](https://github.com/autumnai/leaf/commit/bb23b76b41935a572135564c41c9df2b627d73d5), breaks [#](https://github.com/autumnai/leaf/issues/))
+* **features:**  change meaning of framework features ([58d72f50](https://github.com/autumnai/leaf/commit/58d72f50964f8ddc3fc43d5f8b91b31af5881a7d))
+* **layers:**  add tanh layer ([b1d5ec91](https://github.com/autumnai/leaf/commit/b1d5ec913be86c91a58ac281151d2cdf1ca976aa))
+* **serialization:**
+  *  add deserialization ([df7c9d88](https://github.com/autumnai/leaf/commit/df7c9d88713cffbc50261c488e940f0926edfea4))
+  *  add serialization ([cb1a1b4b](https://github.com/autumnai/leaf/commit/cb1a1b4b72eddcbba0414c32829f1e1e23b10ca1))
+
+#### Performance
+
+* **sgd:**  use GPU for computation of weight updates ([08fd965b](https://github.com/autumnai/leaf/commit/08fd965b19a64879bc364f488ebb393b07e3f413))
+* **solver:**  don't zero fill weight gradients ([6c4482c5](https://github.com/autumnai/leaf/commit/6c4482c5c17de761516f3cce7e860e5651041ea1))
+
+
 <a name="0.2.0"></a>
 ## 0.2.0 (2016-03-04)
 

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "leaf"
-description = "Machine Learning Framework"
-version = "0.2.0"
+description = "Machine Learning Framework for Hackers"
+version = "0.2.1"
 authors = [
   "Maximilian Goisser <max@autumnai.com>",
   "Michael Hirn <mj@autumnai.com>"

README.md

@@ -10,6 +10,8 @@ modularity, performance and portability to deep learning.
 Leaf has one of the simplest APIs, is lean and tries to introduce minimal
 technical debt to your stack.
 
+See the [Leaf - Machine Learning for Hackers][leaf-book] book for more.
+
 Leaf is a few months old, but thanks to its architecture and Rust, it is already
 one of the fastest Machine Intelligence Frameworks available.
 
@@ -81,7 +83,7 @@ To start building a machine learning application (Rust only for now. Wrappers ar
 
 ```toml
 [dependencies]
-leaf = "0.2.0"
+leaf = "0.2.1"
 ```
 
 [rust_download]: https://www.rust-lang.org/downloads.html
@@ -93,7 +95,7 @@ can selectively enable them like this in your `Cargo.toml`:
 
 ```toml
 [dependencies]
-leaf = { version = "0.2.0", default-features = false }
+leaf = { version = "0.2.1", default-features = false }
 
 [features]
 default = ["native"] # include only the ones you want to use, in this case "native"