Revert "[Command] Remove deprecated pod push"

This reverts commit 554e1951.

Conflicts:
	CHANGELOG.md

CHANGELOG.md

@@ -4,12 +4,6 @@ To install or update CocoaPods see this [guide](http://docs.cocoapods.org/guides
 
 ## Master
 
-##### Enhacements
-
-* The `pod push` has been removed as it has been deprecated in favour of `pod
-  repo push` in CocoaPods 0.33.  
-  [Fabio Pelosin](https://github.com/fabiopelosin)
-
 ##### Bug Fixes
 
 * Fixes a crash when running `pod outdated`.  

lib/cocoapods/command.rb

@@ -18,6 +18,9 @@ module Pod
     require 'cocoapods/command/spec'
     require 'cocoapods/command/init'
 
+    # TODO: remove
+    require 'cocoapods/command/push'
+
     self.abstract_command = true
     self.command = 'pod'
     self.version = VERSION

lib/cocoapods/command/push.rb

+module Pod
+  class Command
+    class Push < Command
+      self.summary = 'Temporary alias for the `pod repo push` command'
+
+      def initialize(argv)
+        @push_command = Repo::Push.new(argv)
+        super
+      end
+
+      def validate!
+        UI.puts '[!] The `pod push` command has been moved to `pod repo push`.'.ansi.yellow
+        @push_command.validate!
+      end
+
+      def run
+        @push_command.run
+      end
+    end
+  end
+end