updated osx integrations readme

docs/osx_zt_sdk.md

@@ -90,6 +90,9 @@ Run application
 
 **Step 2: Add `ZeroTierSDK_OSX.framework` to your project**
 
+**Step 4: Add its path to your *Build Settings -> Framework Search Paths***:
+ - For example: `$(PROJECT_DIR)/../../../build/OSX_app_framework/Release`
+
 **Step 3: Pick and use an API:**
 
 **NSStream and SOCKS Proxy:**

docs/todo.md

@@ -3,6 +3,7 @@ Apple
 
 General
  * Trim down makefiles
+ * Add release targets to each xcode/android studio project
 
 Unity
  * check for mem leaks surrounding managed/unmanaged barrier