Update doco & bump version

Author: dxg

Changelog.md

@@ -1,3 +1,9 @@
+### v2.1.23
+- Green tests on io.js & node 0.12 (#618)
+- Don't crash on null dates if timezone is set (#618)
+- Fix wrong error when module is missing (#593)
+- Fix key field when using `mapsTo` and cache (#580)
+
 ### v2.1.22
 - Fix ignorecase unique scope for hasOne property (#603)
 

Readme.md

@@ -13,8 +13,10 @@ npm install orm
 
 ## Node.js Version Support
 
-Tests are done using [Travis CI](https://travis-ci.org/) for node versions `0.6.x`, `0.8.x` and `0.10.x`. If you want you can run
-tests locally.
+Supported: 0.8, 0.10, 0.12, iojs-1.5
+
+Tests are run on [Travis CI](https://travis-ci.org/) for node versions `0.10.x`, `0.12.x` and `iojs-1.5`.
+If you want you can run tests locally:
 
 ```sh
 npm test

package.json

@@ -12,7 +12,7 @@
 		"sqlite",
 		"mongodb"
 	],
-	"version"     : "2.1.22",
+	"version"     : "2.1.23",
 	"license"     : "MIT",
 	"homepage"    : "http://dresende.github.io/node-orm2",
 	"repository"  : "http://github.com/dresende/node-orm2.git",