Update version in readme, update changelog

Author: loredanacirstea

CHANGELOG.md

@@ -1,6 +1,16 @@
 # Changelog
 
 ## Development
+
+## 0.2.0 - 2018-01-23 - Bug Bounty Release 2
+
+* Update contract, pypi & nmp version, update documentation. #334
+* Add withdraw tokens script for allowing the receiver to withdraw tokens without closing the channel. #398
+* Update documentation, switch to .rst. #345
+* Fix paywall url webui injection. #396
+* Smart contract - add underflow check in `settleChannel`. #394
+* Update eth ticker example. #393
+* Update docstrings. #386
 * Fixed an issue caused by the contract version check including the maintenance number. #368
 * `setup.py` now also performs npm compilation. #366
 * README.md and diagrams were updated. #364
@@ -81,4 +91,4 @@
 
 ## 0.1.0 - 2017-12-01 - Bug Bounty Release
 
-Initial release
+Initial release

README.md

@@ -8,7 +8,7 @@
 
 ## Smart Contract
 
-Current version: `0.1.0`. Verifiable with `RaidenMicroTransferChannels.call().version()`.
+Current version: `0.2.0`. Verifiable with `RaidenMicroTransferChannels.call().version()`.
 Note that a new µRaiden release might include changing the Ethereum address used for the smart contract, in case we need to deploy an improved contract version.
 
 The `RaidenMicroTransferChannels` contract has been deployed on the main net: https://etherscan.io/address/0x4d6e0922e6b703f0fdf92745343a9b83eb656402