Update .travis.yml

Author: codeyu

.travis.yml

@@ -1,43 +1,22 @@
 language: csharp
-sudo: required
+sudo: false
 dist: trusty
-addons:
-  apt:
-    packages:
-    - gettext
-    - libcurl4-openssl-dev
-    - libicu-dev
-    - libssl-dev
-    - libunwind8
-    - zlib1g
 env:
   global:
     - DOTNET_SKIP_FIRST_TIME_EXPERIENCE: true
     - DOTNET_CLI_TELEMETRY_OPTOUT: 1
-    - CLI_VERSION=1.0.0-preview2-003121
+mono: none
 os:
   - linux
   - osx
+osx_image: xcode8.2
 branches:
   only:
     - master
-
-# Make sure build dependencies are installed.
-before_install:  
-  - if test "$TRAVIS_OS_NAME" == "osx"; then ln -s /usr/local/opt/openssl/lib/libcrypto.1.0.0.dylib /usr/local/lib/; ln -s /usr/local/opt/openssl/lib/libssl.1.0.0.dylib /usr/local/lib/; fi
-  - export DOTNET_INSTALL_DIR="$PWD/.dotnetcli"
-  - export PATH="$DOTNET_INSTALL_DIR:$PATH"  
-  
-install:
-  - travis_retry curl -sSL https://raw.githubusercontent.com/dotnet/cli/rel/1.0.0/scripts/obtain/dotnet-install.sh | bash /dev/stdin --version "$CLI_VERSION" --install-dir "$DOTNET_INSTALL_DIR"
-
-#cache: 
-# - apt
-# - directories:
-#   - packages
-
-# Run the build script
+    - release
+    - dev
+    - /^(.*\/)?ci-.*$/
+before_install:
+  - if test "$TRAVIS_OS_NAME" == "osx"; then brew update; brew install openssl; ln -s /usr/local/opt/openssl/lib/libcrypto.1.0.0.dylib /usr/local/lib/; ln -s /usr/local/opt/openssl/lib/libssl.1.0.0.dylib /usr/local/lib/; fi
 script:
-  - travis_retry dotnet restore --disable-parallel
-  - dotnet build Algorithms
-  - dotnet build AlgorithmsTest
+  - ./build.sh