Merge pull request #40 from quiye/travis

Adding CI service only for C++, for now.

.travis.yml

@@ -0,0 +1,15 @@
+language: cpp
+install:
+  - sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
+  - sudo apt update
+  - sudo apt install -y g++-7 libaio-dev uuid-dev libtbb-dev
+script:
+  - export CXX='g++-7'
+  - cd cc
+  - mkdir -p build/Debug build/Release
+  - cd build/Debug
+  - cmake -DCMAKE_BUILD_TYPE=Debug ../..
+  - make -j
+  - cd ../../build/Release
+  - cmake -DCMAKE_BUILD_TYPE=Release ../..
+  - make -j