message: Groups iOS regexes in gitignore.
diff: @@ -20,18 +20,8 @@ tensorflow/contrib/cmake/_build/
  [Bb]uild/
  /tensorflow/core/util/version_info.cc
  /tensorflow/python/framework/fast_tensor_util.cpp
  -Pods
  -Podfile.lock
  -*.pbxproj
  -*.xcworkspacedata
  -/*.podspec
  -/tensorflow/lite/experimental/objc/BUILD
  -/tensorflow/lite/experimental/swift/BUILD
  -/tensorflow/lite/examples/ios/simple/data/*.txt
  -/tensorflow/lite/examples/ios/simple/data/*.tflite
  /tensorflow/lite/gen/**
  /tensorflow/lite/tools/make/downloads/**
  -xcuserdata/**
  /api_init_files_list.txt
  /estimator_api_init_files_list.txt
  *.whl
  @@ -42,3 +32,16 @@ xcuserdata/**
  *.iml
  local.properties
  gradleBuild
  +
  +# iOS
  +Podfile.lock
  +Pods
  +*.pbxproj
  +*.xcworkspacedata
  +/*.podspec
  +/tensorflow/lite/**/ios/BUILD
  +/tensorflow/lite/**/objc/BUILD
  +/tensorflow/lite/**/swift/BUILD
  +/tensorflow/lite/examples/ios/simple/data/*.tflite
  +/tensorflow/lite/examples/ios/simple/data/*.txt
  +xcuserdata/**
  