Fix version reqs in generated podspecs

src/objective-c/generated_libraries/RemoteTestClient/RemoteTest.podspec

@@ -2,9 +2,7 @@ Pod::Spec.new do |s|
   s.name     = 'RemoteTest'
   s.version  = '0.0.1'
   s.summary  = 'Protobuf library generated from test.proto, messages.proto, and empty.proto'
-  s.homepage = 'https://github.com/grpc/grpc/tree/master/src/objective-c/examples/Sample/RemoteTestClient'
   s.license  = 'New BSD'
-  s.authors  = { 'Jorge Canizales' => 'jcanizales@google.com' }
 
   s.ios.deployment_target = '6.0'
   s.osx.deployment_target = '10.8'
@@ -12,13 +10,13 @@ Pod::Spec.new do |s|
   s.subspec 'Messages' do |ms|
     ms.source_files = '*.pbobjc.{h,m}'
     ms.requires_arc = false
-    ms.dependency 'Protobuf', '~> 3.0'
+    ms.dependency 'Protobuf', '~> 3.0.0-alpha-3'
   end
 
   s.subspec 'Services' do |ss|
     ss.source_files = '*.pbrpc.{h,m}'
     ss.requires_arc = true
-    ss.dependency 'gRPC', '~> 0.0'
+    ss.dependency 'gRPC', '~> 0.5'
     ss.dependency 'RemoteTest/Messages'
   end
 end

src/objective-c/generated_libraries/RouteGuideClient/Route_guide.podspec

@@ -2,9 +2,7 @@ Pod::Spec.new do |s|
   s.name     = 'Route_guide'
   s.version  = '0.0.1'
   s.summary  = 'Protobuf library generated from route_guide.proto'
-  s.homepage = 'https://github.com/grpc/grpc/tree/master/src/objective-c/examples/Sample/RouteGuideClient'
   s.license  = 'New BSD'
-  s.authors  = { 'Jorge Canizales' => 'jcanizales@google.com' }
 
   s.ios.deployment_target = '6.0'
   s.osx.deployment_target = '10.8'
@@ -12,13 +10,13 @@ Pod::Spec.new do |s|
   s.subspec 'Messages' do |ms|
     ms.source_files = '*.pbobjc.{h,m}'
     ms.requires_arc = false
-    ms.dependency 'Protobuf', '~> 3.0'
+    ms.dependency 'Protobuf', '~> 3.0.0-alpha-3'
   end
 
   s.subspec 'Services' do |ss|
     ss.source_files = '*.pbrpc.{h,m}'
     ss.requires_arc = true
-    ss.dependency 'gRPC', '~> 0.0'
+    ss.dependency 'gRPC', '~> 0.5'
     ss.dependency 'Route_guide/Messages'
   end
 end