This commit contains the collective work of the following enthusiasti…

…c contributors at LINE Corporation:

- Ki-bin Shin      @bindung
- Jun Cao          @caojun221
- Young-tae Seok   @delegacy
- Hyang-tack Lee   @hyangtack
- Ide Masahiro     @imasahiro
- Su-ahn Lee       @inch772
- Julie Kim        @julnamoo
- Yuto Kawamura    @kawamuray
- Minwoo Song      @minwoox
- Trustin Lee      @trustin

.gitattributes

@@ -0,0 +1,6 @@
+*.bat text eol=crlf
+*.br binary
+*.gz binary
+
+/gradlew text eol=lf
+

.gitignore

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+# Build output
+/build
+/*/build
+/*/*/build
+/out
+/*/out
+/*/*/out
+**/src/main/gen-java
+**/src/test/gen-java
+**/gen-src
+*.log
+/data
+/*/data
+
+# Package Files #
+*.jar
+!**/src/**/WEB-INF/lib/*.jar
+!/gradle/wrapper/gradle-wrapper.jar
+!/settings/intellij_idea/settings.jar
+*.war
+*.ear
+
+# Client vendor dependencies
+**/webapp/vendor
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+# Gradle
+.gradle
+
+# IntelliJ
+.idea
+*.iml
+*.iws
+*.ipr
+*.ids
+*.orig
+/classes
+/out
+
+# Eclipse
+*.pydevproject
+.project
+.metadata
+/bin
+/*/bin
+/tmp
+/*/tmp
+*.tmp
+*.bak
+*.swp
+*~.nib
+.classpath
+.settings
+.loadpath
+
+# External tool builders
+.externalToolBuilders/**
+
+# Locally stored "Eclipse launch configurations"
+*.launch
+
+# CDT-specific
+.cproject
+
+# PDT-specific
+.buildpath
+

.travis.yml

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+---
+language: java
+sudo: false
+
+os:
+  - linux
+
+branches:
+  only:
+    - master
+    - '0.46'
+
+notifications:
+  email: false
+  #slack: central-dogma:vLZppggTRH02hwY2eOACIzCG
+
+cache:
+  directories:
+    - $HOME/.gradle/wrapper/dists
+    - $HOME/.gradle/caches/jars-3
+    - $HOME/.gradle/caches/modules-2
+    - $HOME/.jdk
+
+env:
+  global:
+    - JAVA_HOME=$HOME/.jdk/default
+    - PATH=$JAVA_HOME/bin:$PATH
+    - GRADLE_OPTS=-Xmx1024m
+
+before_install:
+  - .travis/install-jdk.sh
+  - ./gradlew --version
+
+install:
+  - true
+
+script:
+  - ./gradlew --no-daemon --stacktrace -Pcoverage checkstyle test build
+
+before_cache:
+  - find $HOME/.gradle/caches -name '*.lock' -delete
+
+after_success:
+  - bash <(curl -s https://codecov.io/bash)

.travis/install-jdk.sh

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+#!/bin/bash -e
+JDK_VERSION='jdk-8u141'
+JDK_DOWNLOAD_URL='http://download.oracle.com/otn-pub/java/jdk/8u141-b15/336fa29ff2bb4ef291e347e091f7f4a7/jdk-8u141-linux-x64.tar.gz'
+
+JDK_HOME="$HOME/.jdk/$JDK_VERSION"
+JDK_TARBALL="$HOME/.jdk/${JDK_VERSION}.tar.gz"
+
+function install_symlink() {
+  local DEFAULT_JDK_HOME="$HOME/.jdk/default"
+  if [[ "$(readlink "$DEFAULT_JDK_HOME")" != "$JDK_HOME" ]]; then
+    rm -fr "$DEFAULT_JDK_HOME"
+    ln -sv "$JDK_HOME" "$DEFAULT_JDK_HOME"
+  fi
+  "$DEFAULT_JDK_HOME/bin/java" -version
+}
+
+if [[ ! -x "$JDK_HOME/bin/java" ]]; then
+  mkdir -p "$HOME/.jdk"
+  wget --no-cookies --no-check-certificate \
+       --header='Cookie: oraclelicense=accept-securebackup-cookie' \
+       --output-document="$JDK_TARBALL" \
+       "$JDK_DOWNLOAD_URL"
+
+  rm -vfr "$JDK_HOME"
+  mkdir "$JDK_HOME"
+  tar zxvf "$JDK_TARBALL" --strip 1 -C "$JDK_HOME"
+  rm -vf "$JDK_TARBALL"
+  # Remove the old versions
+  rm -vfr "$HOME/.jdk"/jdk1.*
+fi
+
+install_symlink
+