[build] install Mara application when installing the lib

src/CMakeLists.txt

@@ -10,8 +10,8 @@ endif()
 
 if(BUILD_MARA)
     set(MARA_IN_BUILD_TREE True)
-    add_subdirectory(Mara EXCLUDE_FROM_ALL)
-    #add_subdirectory(Mara)
+    #add_subdirectory(Mara EXCLUDE_FROM_ALL)
+    add_subdirectory(Mara)
 endif()
 
 if(BUILD_MARABOUTAGE)
@@ -27,4 +27,4 @@ endif()
 if (BUILD_TESTNODEGRAPH)
     set(TESTNODEGRAPH_IN_BUILD_TREE True)
     add_subdirectory(TestNodeGraph EXCLUDE_FROM_ALL)
-endif()
\ No newline at end of file
+endif()