Rework travis.yml

Remove docker build, add Ubuntu 18.04, 16.04, Windows, OSX builds
Hack for correct Find.exe on Windows, issue microsoft#1753
Hack for reducing compilation wrning output while still seeing errors

.travis.yml

@@ -1,73 +1,56 @@
 language: cpp
-#git:
-# shorten this if we can nail down submodule depth
-#  depth: 3
 
-fast_finish: false
-
-matrix:
+jobs:
   allow_failures:
     - env: ALLOW_FAILURES=true
 
   include:
-    # linux version have unique dependencies, so we set them up individually
-    - os: linux
-      dist: trusty
-      sudo: required
-      services:
-        - docker
-    #- os: windows
-    # dotnet: 2.1.5
-    # services:
-    #   - docker
-
+    - name: Ubuntu 18.04
+      os: linux
+      dist: bionic
 
-    # OS X CMake
-    #- os: osx
-    #  sudo: required
-    #  osx_image: xcode8.2
-    #  compiler:
-    #    - clang
-    #  env:
-    #    - TOOL="cmake"
-    #    - DESCRIPTION="OS X build/test via CMake"
+    - name: Ubuntu 16.04
+      os: linux
+      dist: xenial
+
+    - name: Windows 10
+      os: windows
+      env:
+        - MSBUILD_PATH="c:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\MSBuild\15.0\Bin"
+        - PATH_FIX="C:\Windows\System32"
+
+    - name: MacOS
+      os: osx
+      env:
+        - TOOL="cmake"
+        - DESCRIPTION="OS X build/test via CMake"
+        - LLVM_PACKAGE="clang+llvm-5.0.2-x86_64-apple-darwin"
+        - CIINSTALL=yes
 
-# docker exec xenial apt-get -y install clang libclang-3.8-dev;
-install:
-  - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then
-      docker pull ubuntu:xenial;
-      docker run -d --name xenial -dti ubuntu:xenial bash;
-      docker ps -a;
-      docker exec xenial mkdir /build;
-      docker cp . xenial:/build;
-      docker exec xenial apt-get update;
-      docker exec xenial apt-get -y upgrade;
-      docker exec xenial apt-get -y install git wget unzip sudo;
-      docker exec xenial apt-get -y install build-essential software-properties-common cmake;
-      docker exec xenial apt-get update;
-    elif [[ "$TRAVIS_OS_NAME" == "windows" ]]; then
-      echo "No install osx actions--using repo";
-    elif [[ "$TRAVIS_OS_NAME" == "osx" ]] && [[ "$TOOL" == "cmake" ]]; then
-      echo "No install Windows actions--using repo";
-    fi
 
 before_install:
   - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then
-      echo "No pre-install linux actions--using docker";
+      sudo apt-get update;
+      sudo apt-get -y install git wget unzip;
+      sudo apt-get -y install build-essential software-properties-common cmake rsync libboost-all-dev;
     elif [[ "$TRAVIS_OS_NAME" == "osx" ]] && [[ "$TOOL" == "cmake" ]]; then
-      echo "No pre-install osx actions";
+      wget http://releases.llvm.org/5.0.2/${LLVM_PACKAGE}.tar.xz;
+      tar -xf ${LLVM_PACKAGE}.tar.xz;
+      export LLVM_DIR=${TRAVIS_BUILD_DIR}/${LLVM_PACKAGE};
     fi
 
-#docker exec xenial /bin/sh -c "export EIGEN3_INCLUDE_DIR=/build/eigen/eigen3 && cd /build/cmake && sh ./build.sh && cmake . && make";
 script:
   - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then
-      docker exec -t xenial /build/setup.sh;
-      docker exec -t xenial /build/build.sh;
+      ./setup.sh;
+      ./build.sh;
+      cd Unity && ./build.sh 2> Unity_error.txt || tail -n 100 Unity_error.txt;
     elif [[ "$TRAVIS_OS_NAME" == "windows" ]]; then
-      .\\build.cmd;
-      .\\Unity\\build.cmd;
+      export PATH=$MSBUILD_PATH:$PATH_FIX:$PATH;
+      cmd.exe //C 'C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\VC\Auxiliary\Build\vcvarsall.bat' amd64 '&&'
+      build.cmd '&&'
+      cd Unity '&&' build.cmd;
     elif  [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
-      git submodule update --init --recursive;
       ./setup.sh;
       ./build.sh;
+      cd Unity && ./build.sh 2> Unity_error.txt || tail -n 100 Unity_error.txt;
     fi