update readme

Author: leavez

README.md

@@ -6,7 +6,7 @@ A CocoaPods plugin to integrate pods in form of prebuilt frameworks, not source
 
 ## Why
 
-You may wonder why CocoaPods doesn't have a function to integrate libs in form of binaries, if there are dozens or hundreds of pods your podfile and compile them for a great many times meaninglessly. Too many source code of libs slow down your compile and the response of IDE (e.g. code completion), and then reduce work efficiency, giving us time to think about the meaning of life.
+You may wonder why CocoaPods doesn't have a function to integrate libs in form of binaries, if there are dozens or hundreds of pods your podfile and compile them for a great many times meaninglessly. Too many source code of libs slow down your compile and the response of IDE (e.g. code completion), and then reduce work efficiency, leaving us time to think about the meaning of life.
 
 This plugin implements this simple wish. Replace the source code in pod target with prebuilt frameworks.
 
@@ -57,6 +57,7 @@ if you want to disable binary for a specific pod when using `all_binary!`, place
 #### Known Issue
 
 - doesn't support watchos now
+- dSYM files is missing for dynamic frameworks using this plugin
 
 ## License