Add rudimentary support for Travis-CI

.travis.yml

@@ -0,0 +1,18 @@
+language: cpp
+
+compiler:
+  - gcc
+
+before_install:
+  - sudo apt-get update -qq
+  - sudo apt-get install libboost-all-dev flex bison libssl-dev libpq-dev libmysqlclient-dev libedit-dev libyajl-dev
+
+before_script:
+  - mkdir build
+  - cd build
+  - cmake ..
+
+script:
+  - make
+  - sudo make install
+  - icinga2 --version