subsituting : with ; in CMAKE_PREFIX_PATH

see axii branch feature/gazebo_cmake

CMakeLists.txt

 # ArmarXSimulation
-
+string(REPLACE ":" ";" CMAKE_PREFIX_PATH  "${CMAKE_PREFIX_PATH}")
+message(STATUS "CMAKE_MODULE_PATH: ${CMAKE_PREFIX_PATH}")
 cmake_minimum_required(VERSION 3.10.2)
 
 find_package("ArmarXCore" REQUIRED)