README.md: updates for 1.0

Author: greenrobot

README.md

@@ -30,9 +30,11 @@ or the [New to CocoaPods?](#new-to-cocoapods) section below for a quick intro.
 To install the `ObjectBox` pod, add the following line to your Podfile:
 
 ```ruby
-  pod 'ObjectBox', '1.0.0-rc.7'
+  pod 'ObjectBox'
 ```
 
+*Note:* use `pod 'ObjectBox501'` if you are still on Swift 5.0.1.
+  
 Then run this to install the ObjectBox framework:
 
 ```bash
@@ -41,6 +43,8 @@ pod install
 Pods/ObjectBox/setup.rb myproject.xcodeproj # whatever your Xcode project is named
 ```
 
+*Note:* run `Pods/ObjectBox501/setup.rb myproject.xcodeproj` if you are still on Swift 5.0.1.
+
 And, don't forget to close the Xcode project (.xcodeproj) and open the workspace (.xcworkspace) instead.
 Now, you are all set to define your first ObjectBox entities;
 e.g. check the [getting started guide](https://swift.objectbox.io/getting-started) or the [example](#example) described below. 
@@ -112,8 +116,8 @@ Source code
 -----------
 Source code for ObjectBox's Swift binding can be found [in the Source folder](Source/README.md).
 
-Migrating from the Beta
------------------------
+Migrating from pre 1.0 versions
+-------------------------------
 
 If you've used the ObjectBox betas, there are a few changes we made for the 1.0 release to
 improve the experience before we freeze the API for release. The adjustments you'll have to make are: