diff --git a/gRPC.podspec b/gRPC.podspec
index 217d5ca81e415995fe8eacb11c802f66e28e7e0f..eaebb27423f789d530284b19d05309b420dfb7f2 100644
--- a/gRPC.podspec
+++ b/gRPC.podspec
@@ -13,23 +13,27 @@ Pod::Spec.new do |s|
   s.osx.deployment_target = '10.8'
   s.requires_arc = true
 
+  # Reactive Extensions library for iOS.
   s.subspec 'RxLibrary' do |rs|
-    rs.summary  = 'Reactive Extensions library for iOS.'
-
     rs.source_files = 'src/objective-c/RxLibrary/*.{h,m}',
                       'src/objective-c/RxLibrary/transformations/*.{h,m}',
                       'src/objective-c/RxLibrary/private/*.{h,m}'
     rs.private_header_files = 'src/objective-c/RxLibrary/private/*.h'
   end
 
+  # Core cross-platform gRPC library, written in C.
   s.subspec 'C-Core' do |cs|
-    cs.summary  = 'Core cross-platform gRPC library, written in C.'
-
     cs.source_files = 'src/core/**/*.{h,c}', 'include/grpc/*.h', 'include/grpc/**/*.h'
     cs.private_header_files = 'src/core/**/*.h'
     cs.header_mappings_dir = '.'
-    cs.xcconfig = { 'HEADER_SEARCH_PATHS' => '"$(PODS_ROOT)/Headers/Build/gRPC" '
-                                             '"$(PODS_ROOT)/Headers/Build/gRPC/include"' }
+    # The core library includes its headers as either "src/core/..." or "grpc/...", meaning we have
+    # to tell XCode to look for headers under the "include" subdirectory too.
+    #
+    # TODO(jcanizales): Instead of doing this, during installation move everything under
+    # "include/grpc" one directory up. The directory names under PODS_ROOT are implementation
+    # details of Cocoapods, and have changed in the past, breaking this podspec.
+    cs.xcconfig = { 'HEADER_SEARCH_PATHS' => '"$(PODS_ROOT)/Headers/Private/gRPC" ' +
+                                             '"$(PODS_ROOT)/Headers/Private/gRPC/include"' }
     cs.compiler_flags = '-GCC_WARN_INHIBIT_ALL_WARNINGS', '-w'
 
     cs.requires_arc = false
@@ -41,35 +45,38 @@ Pod::Spec.new do |s|
   # It renames time.h and string.h to grpc_time.h and grpc_string.h.
   # It needs to be here (top-level) instead of in the C-Core subspec because Cocoapods doesn't run
   # prepare_command's of subspecs.
+  #
+  # TODO(jcanizales): Try out Todd Reed's solution at Issue #1437.
   s.prepare_command = <<-CMD
     DIR_TIME="grpc/support"
     BAD_TIME="$DIR_TIME/time.h"
     GOOD_TIME="$DIR_TIME/grpc_time.h"
+    grep -rl "$BAD_TIME" include/grpc src/core | xargs sed -i '' -e s@$BAD_TIME@$GOOD_TIME@g
     if [ -f "include/$BAD_TIME" ];
     then
-      grep -rl "$BAD_TIME" include/grpc src/core | xargs sed -i '' -e s@$BAD_TIME@$GOOD_TIME@g
-      mv "include/$BAD_TIME" "include/$GOOD_TIME"
+      mv -f "include/$BAD_TIME" "include/$GOOD_TIME"
     fi
 
     DIR_STRING="src/core/support"
     BAD_STRING="$DIR_STRING/string.h"
     GOOD_STRING="$DIR_STRING/grpc_string.h"
+    grep -rl "$BAD_STRING" include/grpc src/core | xargs sed -i '' -e s@$BAD_STRING@$GOOD_STRING@g
     if [ -f "$BAD_STRING" ];
     then
-      grep -rl "$BAD_STRING" include/grpc src/core | xargs sed -i '' -e s@$BAD_STRING@$GOOD_STRING@g
-      mv "$BAD_STRING" "$GOOD_STRING"
+      mv -f "$BAD_STRING" "$GOOD_STRING"
     fi
   CMD
 
+  # Objective-C wrapper around the core gRPC library.
   s.subspec 'GRPCClient' do |gs|
-    gs.summary = 'Objective-C wrapper around the core gRPC library.'
-
     gs.source_files = 'src/objective-c/GRPCClient/*.{h,m}',
                       'src/objective-c/GRPCClient/private/*.{h,m}'
     gs.private_header_files = 'src/objective-c/GRPCClient/private/*.h'
+    gs.compiler_flags = '-GCC_WARN_INHIBIT_ALL_WARNINGS', '-w'
 
     gs.dependency 'gRPC/C-Core'
-    # Is this needed in all dependents?
+    # TODO(jcanizales): Remove this when the prepare_command moves everything under "include/grpc"
+    # one directory up.
     gs.xcconfig = { 'HEADER_SEARCH_PATHS' => '"$(PODS_ROOT)/Headers/Public/gRPC/include"' }
     gs.dependency 'gRPC/RxLibrary'
 
@@ -77,13 +84,12 @@ Pod::Spec.new do |s|
     gs.resource_bundles = { 'gRPC' => ['etc/roots.pem'] }
   end
 
+  # RPC library for ProtocolBuffers, based on gRPC
   s.subspec 'ProtoRPC' do |ps|
-    ps.summary  = 'RPC library for ProtocolBuffers, based on gRPC'
-
     ps.source_files = 'src/objective-c/ProtoRPC/*.{h,m}'
 
     ps.dependency 'gRPC/GRPCClient'
     ps.dependency 'gRPC/RxLibrary'
-    ps.dependency 'Protobuf', '~> 3.0'
+    ps.dependency 'Protobuf', '~> 3.0.0-alpha-3'
   end
 end
diff --git a/src/core/iomgr/resolve_address_windows.c b/src/core/iomgr/resolve_address_windows.c
index d388b04837bebcbae4d43379d18eb44047ef6921..fb5fd0d4f63c559942b60fa5d54988b519b89d3f 100644
--- a/src/core/iomgr/resolve_address_windows.c
+++ b/src/core/iomgr/resolve_address_windows.c
@@ -135,9 +135,9 @@ static void do_request(void *rp) {
   grpc_resolve_cb cb = r->cb;
   gpr_free(r->name);
   gpr_free(r->default_port);
+  grpc_iomgr_unregister_object(&r->iomgr_object);
   gpr_free(r);
   cb(arg, resolved);
-  grpc_iomgr_unregister_object(&r->iomgr_object);
 }
 
 void grpc_resolved_addresses_destroy(grpc_resolved_addresses *addrs) {
diff --git a/src/core/iomgr/socket_windows.c b/src/core/iomgr/socket_windows.c
index e4ba0a2b662be8a23fd765eea3ebc1d515ec467f..fbf3fdc949169661b151f3c4c30989506117f7d3 100644
--- a/src/core/iomgr/socket_windows.c
+++ b/src/core/iomgr/socket_windows.c
@@ -85,13 +85,13 @@ int grpc_winsocket_shutdown(grpc_winsocket *socket) {
    both memory and sockets. */
 void grpc_winsocket_orphan(grpc_winsocket *winsocket) {
   SOCKET socket = winsocket->socket;
+  grpc_iomgr_unregister_object(&winsocket->iomgr_object);
   if (winsocket->read_info.outstanding || winsocket->write_info.outstanding) {
     grpc_iocp_socket_orphan(winsocket);
   } else {
     grpc_winsocket_destroy(winsocket);
   }
   closesocket(socket);
-  grpc_iomgr_unregister_object(&winsocket->iomgr_object);
 }
 
 void grpc_winsocket_destroy(grpc_winsocket *winsocket) {