Added basic testing with travis-cs. Runs c++ test and python tests (w…

…ith and without schedules)

.travis.yml

@@ -0,0 +1,22 @@
+os:
+        - linux
+
+language: generic
+
+install:
+        - wget https://cmake.org/files/v3.12/cmake-3.12.1-Linux-x86_64.tar.gz -O cmake.tar.gz
+        - tar xvf cmake.tar.gz
+        - mv cmake-3.12.1-Linux-x86_64 cmake
+script:
+        - mkdir build
+        - cd build
+        - ../cmake/bin/cmake ..
+        - make
+        - cd bin 
+        - ./graphit_test
+        - cd ../../test/python
+        - python test.py
+        - python test_with_schedules.py
+
+
+