CocoaPods 0.36

Initial Draft for the blog post about the upcoming release.

#### TODOs
* [ ] Review, stylistic improvements, fix typos, …
* [ ] Add the assets
* [ ] Update **pygments.rb** to a version, which brings a lexer for Swift
I don't feel like I get this line 

> As those libraries can't be statically linked multiple times, and not at all in different versions. 

Is this that a single framework shouldn't contain the swift runtime included multiple times?