Added configuration files for Travis CI integration
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 574f9fc..a0ceccf 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -16,9 +16,11 @@
"MinSizeRel" "RelWithDebInfo")
endif()
+set(PYBIND_PYTHON_VERSION "" CACHE STRING "Python version to use for compiling the example application")
+
set(Python_ADDITIONAL_VERSIONS 3.4 3.5 3.6)
-find_package(PythonLibs REQUIRED)
-find_package(PythonInterp REQUIRED)
+find_package(PythonLibs ${PYBIND_PYTHON_VERSION} REQUIRED)
+find_package(PythonInterp ${PYBIND_PYTHON_VERSION} REQUIRED)
string(TOUPPER "${CMAKE_BUILD_TYPE}" U_CMAKE_BUILD_TYPE)
if (UNIX)