version: bump to 0.1.1 (#183)

packages/contracts/CHANGELOG.md

 # Changelog
 
+## v0.1.1
+
+Audit fixes, deployment fixes & final parameterization.
+
+- Add build mainnet command to package.json (#186)
+- revert chain ID 422 -> 420 (#185)
+- add `AddressSet` event (#184)
+- Add mint & burn to L2 ETH (#178)
+- Wait for deploy transactions (#180)
+- Final Parameterization of Constants (#176)
+- re-enable monotonicity tests (#177)
+- make ovmSETNONCE notStatic (#179)
+- Add reentry protection to ExecutionManager.run() (#175)
+- Add nonReentrant to `relayMessage()` (#172)
+- ctc: public getters, remove dead variable (#174)
+- fix tainted memory bug in `Lib_BytesUtils.slice` (#171)
+
 ## v0.1.0
 
 Initial Release

packages/contracts/package.json

 {
   "name": "@eth-optimism/contracts",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "main": "build/src/index.js",
   "files": [
     "build/**/*.js",