Remove submodule

.gitmodules

@@ -1,4 +0,0 @@
-[submodule "Package-Builder"]
-	path = Package-Builder
-	url = https://github.com/IBM-Swift/Package-Builder.git
-	ignore = all

.travis.yml

@@ -15,6 +15,6 @@ matrix:
     osx_image: xcode8
     sudo: required
 before_install:
-- git submodule update --init --remote --merge --recursive
+- git clone https://github.com/IBM-Swift/Package-Builder.git
 script:
 - ./Package-Builder/build-package.sh $TRAVIS_BUILD_DIR

Makefile

@@ -1,23 +0,0 @@
-# Copyright IBM Corporation 2016
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# Makefile
-export BUILDER_SCRIPTS_DIR=Package-Builder/build
-
--include Package-Builder/build/Makefile
-
-Package-Builder/build/Makefile:
-	@echo --- Fetching Package-Builder submodule
-	git submodule update --init --remote --merge --recursive
-