[README] Add link to CHANGELOG and remove outdated irc info.
|@@ -17,6 +17,8 @@ Ultimately, the goal is to improve discoverability of, and engagement in, third|
|See the [NSScreencast episode about CocoaPods](http://nsscreencast.com/episodes/5-cocoapods) for a quick overview on how to get started, or [the wiki](https://github.com/CocoaPods/CocoaPods/wiki) for more in depth information on several topics.|
|+Or, if you’re already using CocoaPods, you can find the changelog [here](https://github.com/CocoaPods/CocoaPods/blob/master/CHANGELOG.md), which contains an overview of the changes in recent versions.|
|@@ -105,8 +107,6 @@ All CocoaPods development happens on GitHub, there is a repository for [CocoaPod|
|Follow [@CocoaPodsOrg](http://twitter.com/CocoaPodsOrg) to get up to date information about what's going on in the CocoaPods world.|
|-If you're really oldschool and you want to discuss CocoaPods development you can join #cocoapods on irc.freenode.net.|