Update CHANGELOG and podspec for v0.11.0

CHANGELOG.md

@@ -6,6 +6,8 @@ The changelog for `MessageKit`. Also see the [releases](https://github.com/Messa
 
 ## Upcoming release
 
+## [[Prerelease] 0.11.0](https://github.com/MessageKit/MessageKit/releases/tag/0.11.0)
+
 ### Added
 
 - **Breaking Change** Added a top `InputStackView` to `MessageInputBar`. This adds the addition of the `.top` case to `InputStackView.Position`.

MessageKit.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
    s.name = 'MessageKit'
-   s.version = '0.10.2'
+   s.version = '0.11.0'
    s.license = { :type => "MIT", :file => "LICENSE.md" }
 
    s.summary = 'An elegant messages UI library for iOS.'