add a cmake script to initiate cache for gitlab-ci

cmake_modules/gitlab-ci-initial-cache.cmake

+set(CMAKE_INSTALL_PREFIX "$PWD/install" CACHE PATH "")
+
+set(CMAKE_VERBOSE_MAKEFILE "ON" CACHE BOOL "")
+
+option(MORSE_ENABLE_WARNING       "Enable warning messages" ON)
+option(MORSE_ENABLE_COVERAGE      "Enable flags for coverage test" ON)