Add livecode submodule and travis config

Author: livecodeali

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "livecode"]
+	path = livecode
+	url = https://github.com/livecode/livecode

.travis.yml

@@ -0,0 +1,96 @@
+sudo: required
+dist: trusty
+
+# Build on both Linux and OSX
+os:
+  - linux
+  - osx
+
+# Use a Travis image containing an Xcode we support
+# This prevents surprise upgrades!
+osx_image: xcode7.3
+
+language: c++
+
+compiler:
+  - clang
+  - gcc
+
+# Environment variables
+env:
+  global:
+   - CXX_STD: "c++11"
+
+jdk:
+  - openjdk8
+
+# Build using clang on mac and gcc on linux
+matrix:
+  exclude:
+  - os: osx
+    compiler: gcc
+  - os: linux
+    compiler: clang
+
+# Install any required tools
+before_install:
+  - |
+    if [[ "$TRAVIS_OS_NAME" == "osx" ]] ; then
+      rvm --default use 2.2.1
+      gem install xcpretty
+    fi
+
+  - |
+    if [[ "$TRAVIS_OS_NAME" == "linux" ]] ; then
+      sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
+      sudo apt-get -qq update
+      sudo apt-get -qq install g++-4.9
+    fi
+
+# Set up the source tree by fetching correct prebuilt objects
+install:
+  - if [[ "$TRAVIS_OS_NAME" == "linux" ]] ; then (cd livecode/prebuilt && ./fetch-libraries.sh linux) ; fi
+  - if [[ "$TRAVIS_OS_NAME" == "osx"   ]] ; then (cd livecode/prebuilt && ./fetch-libraries.sh mac)   ; fi
+
+# Build the default target for LiveCode
+script: |
+  case "${TRAVIS_OS_NAME}" in
+    linux)
+      BUILD_PLATFORM=linux
+      CHECK_COMMAND=xvfb-run
+      export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:"${JAVA_HOME}/jre/lib/amd64/server"
+      export CXX="g++-4.9"
+      export CC="gcc-4.9"
+      ;;
+    osx)
+      BUILD_PLATFORM=mac
+      CHECK_COMMAND=
+      export XCODE_TARGET_SDK=macosx10.11
+      export XCODEBUILD="set -o pipefail && xcodebuild"
+      export XCODEBUILD_FILTER="| xcpretty"
+      export JAVA_HOME=$(/usr/libexec/java_home)
+      ;;
+  esac
+
+  make -C livecode all-${BUILD_PLATFORM} &&
+  ${CHECK_COMMAND} MODE=debug make -C tests lcs-check
+
+addons:
+  # Packages needed for building LiveCode
+  apt:
+    packages:
+      - gawk
+      - libx11-dev
+      - libxext-dev
+      - libxrender-dev
+      - libxft-dev
+      - libxinerama-dev
+      - libxv-dev
+      - libxcursor-dev
+      - libfreetype6-dev
+      - libgtk2.0-dev
+      - libpopt-dev
+      - libesd0-dev
+      - liblcms2-dev
+      - xvfb
+