Update readme for historical information

README.md

@@ -4,13 +4,20 @@
 
 ActiveAdmin is holding off on pulling Mongoid support into the core ActiveAdmin application.  This repo was pulled into the ActiveAdmin org from previous work done by Elia Schito, and will be maintained by Nic Boie, JD Guzman, Elia Schito and other ActiveAdmin and community members.
 
-### Requirements
+### Requirements for version 0.4.0
 * Ruby 2.2.2 or greater. (Note, ruby-2.4.0 fails specs, see [this issue](https://github.com/DatabaseCleaner/database_cleaner/issues/466))
 * Requires Rails 5.0.x
 * Mongoid 6.0.x
 * ActiveAdmin 1.x
 
-### ♻️ INFO
+## Previous versions
+* Rails 4.x with Mongoid 5.x use branch rails4-mongoid5
+* Rails 4.x with Mongoid 4.x branch rails4
+* Mongoid 3.x with older versions of rails use v 0.3.0
+
+#### Rails 4 with
+
+## ♻️ INFO
 
 This gem has been brought into the ActiveAdmin org for support and maintenance.  
 
@@ -30,10 +37,10 @@ For more on Mongoid support in ActiveAdmin see [this issue](https://github.com/g
 ## Installation
 
 ### Some Gems
-Add the following gems to your application's Gemfile:
+Add the following gems to your application's Gemfile, and lock the version:
 
 ```ruby
-gem 'activeadmin-mongoid'
+gem 'activeadmin-mongoid', '0.4.0'
 ```
 
 You can safely remove the following lines, since are already activeadmin-mongoid dependencies:

activeadmin-mongoid.gemspec

@@ -4,7 +4,7 @@ $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'active_admin/mongoid/version'
 
 Gem::Specification.new do |gem|
-  gem.authors       = ['Elia Schito']
+  gem.authors       = ['Elia Schito', 'Nic Boie', 'JD Guzman']
   gem.email         = ['elia@schito.me']
   gem.description   = %q{ActiveAdmin hacks to support Mongoid (some ActiveAdmin features are disabled)}
   gem.summary       = %q{ActiveAdmin hacks to support Mongoid}