Add bazel build and adb run script

.gitignore

-bazel-*
+bazel-*/
 tags
 .idea/
 cmake-build-debug/
-*.sh
 *.pyc

tools/bazel-adb-run.sh

+#!/bin/bash
+
+if [ "$#" -lt 1 ]; then
+  echo "$0" bazel-target [cmd params]
+  exit 1
+fi
+
+CL_PATH=mace/kernels/opencl/cl/
+DEVICE_PATH=/data/local/tmp/mace
+DEVICE_CL_PATH=$DEVICE_PATH/cl/
+BAZEL_TARGET=$1
+shift
+
+# change //mace/a/b:c to bazel-bin/mace/a/b/c
+BAZEL_BIN_PATH=`echo $BAZEL_TARGET | cut -d: -f1`
+BAZEL_BIN_PATH=${BAZEL_BIN_PATH#//}
+BAZEL_BIN_PATH=bazel-bin/$BAZEL_BIN_PATH
+BIN_NAME=`echo $BAZEL_TARGET | cut -d: -f2`
+
+ANDROID_ABI=armeabi-v7a
+ANDROID_ABI=arm64-v8a
+STRIP=""
+STRIP="--strip always"
+
+bazel build -c opt $STRIP --verbose_failures $BAZEL_TARGET --crosstool_top=//external:android/crosstool --host_crosstool_top=@bazel_tools//tools/cpp:toolchain --cpu=$ANDROID_ABI
+if [ $? -ne 0 ]; then
+  exit 1
+fi
+
+du -hs $BAZEL_BIN_PATH/$BIN_NAME
+
+for device in `adb devices | grep "^[A-Za-z0-9]\+[[:space:]]\+device$"| cut -f1`; do
+  echo ======================================================================
+  echo "Run on device: ${device}"
+  adb -s ${device} shell "rm -rf $DEVICE_PATH"
+  adb -s ${device} shell "mkdir -p $DEVICE_PATH"
+  adb -s ${device} push $CL_PATH $DEVICE_CL_PATH && \
+  adb -s ${device} push $BAZEL_BIN_PATH/$BIN_NAME $DEVICE_PATH && \
+  adb -s ${device} shell "MACE_KERNEL_PATH=$DEVICE_CL_PATH $DEVICE_PATH/$BIN_NAME $@"
+done

tools/google-format.sh

+#!/bin/bash
+
+clang-format \
+  -style="{BasedOnStyle: google,    \
+           DerivePointerAlignment: false, \
+           PointerAlignment: Right, \
+           BinPackParameters: false}"  -i $1