minor edits to podspec

Author: bradya

SlackTextViewController.podspec

@@ -3,7 +3,7 @@
 Pod::Spec.new do |s|
   s.name         		= "SlackTextViewController"
   s.version      		= @version
-  s.summary      		= "A drop-in UIViewController subclass with a custom growing text input and other useful messaging features. A replacement for UITableViewController & UICollectionViewController."
+  s.summary      		= "A drop-in UIViewController subclass with a custom growing text input and other useful messaging features. Meant to replace UITableViewController & UICollectionViewController."
   s.license         = { :type => 'Apache License, Version 2.0', :file => 'LICENSE' }
   s.author       		= { "Slack Technologies, Inc." => "ios-team@slack-corp.com" }
     s.source        = { :git => "https://github.com/slackhq/SlackTextViewController.git", :tag => "v#{s.version}" }