Update podspec for v2.0.0

FLEX.podspec

@@ -1,13 +1,15 @@
 Pod::Spec.new do |spec|
   spec.name             = "FLEX"
-  spec.version          = "1.1.1"
+  spec.version          = "2.0.0"
   spec.summary          = "A set of in-app debugging and exploration tools for iOS"
   spec.description      = <<-DESC
                         - Inspect and modify views in the hierarchy.
+                        - View Detailed network request history.
                         - See the properties and ivars on any object.
                         - Dynamically modify many properties and ivars.
                         - Dynamically call instance and class methods.
                         - Access any live object via a scan of the heap.
+                        - See system log messages (i.e. from `NSLog()`).
                         - View the file system within your app's sandbox.
                         - Explore all classes in your app and linked systems frameworks (public and private).
                         - Quickly access useful objects such as `[UIApplication sharedApplication]`, the app delegate, the root view controller on the key window, and more.