Release glog and DoubleConversion with different names

Summary: This releases glog and DoubleConversion under "Flipper" preappended name as it solves the issues with Flipper integration with RN under use_frameworks!  keyword.

Reviewed By: passy

Differential Revision: D19392941

fbshipit-source-id: ebdcdc23fcce45cec9bfc6d4f18c14a734caf24f

iOS/Podspecs/Flipper-DoubleConversion.podspec

@@ -0,0 +1,22 @@
+# Copyright (c) Facebook, Inc. and its affiliates.
+#
+# This source code is licensed under the MIT license found in the
+# LICENSE file in the root directory of this source tree.
+
+Pod::Spec.new do |spec|
+  spec.name = 'Flipper-DoubleConversion'
+  spec.version = '1.1.7'
+  spec.license = { :type => 'MIT' }
+  spec.homepage = 'https://github.com/google/double-conversion'
+  spec.summary = 'Efficient binary-decimal and decimal-binary conversion routines for IEEE doubles'
+  spec.authors = 'Google'
+  spec.prepare_command = 'mv src double-conversion'
+  spec.source = { :git => 'https://github.com/google/double-conversion.git',
+                  :tag => "v1.1.6" }
+  spec.module_name = 'DoubleConversion'
+  spec.header_dir = 'double-conversion'
+  spec.source_files = 'double-conversion/*.{h,cc}'
+  spec.compiler_flags = '-Wno-unreachable-code'
+  spec.platforms = { :ios => "8.0", :tvos => "8.0" }
+
+end