[CMake] Add minimal cmake support

- CMake file only supports add_subdirectory workflow.
- Provides target Boost::container, but doesn't support
  installation or running unit tests.

CMakeLists.txt

@@ -0,0 +1,39 @@
+# Copyright 2019 Mike Dev
+# Distributed under the Boost Software License, Version 1.0.
+# See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt
+#
+# NOTE: CMake support for Boost.Container is currently experimental at best
+#       and the interface is likely to change in the future
+
+cmake_minimum_required( VERSION 3.5 )
+project( BoostContainer LANGUAGES C CXX )
+
+file( GLOB boost_container_cpp_files src/*.cpp )
+
+add_library(boost_container
+    ${boost_container_cpp_files}
+    src/alloc_lib.c
+)
+
+# This is the public target name, other libraries should link to
+add_library( Boost::container ALIAS boost_container )
+
+target_include_directories( boost_container PUBLIC include )
+
+# NOTE:
+# We deactivate autolinking, because cmake based builds don't need it and
+# we don't implement name mangling for the library file anyway.
+# Ususally the parent CMakeLists.txt file should already have globally defined BOOST_ALL_NO_LIB
+target_compile_definitions( boost_container PUBLIC BOOST_CONTAINER_NO_LIB )
+
+target_link_libraries( boost_container
+    PUBLIC
+        Boost::assert
+        Boost::config
+        Boost::container_hash
+        Boost::core
+        Boost::intrusive
+        Boost::move
+        Boost::static_assert
+        Boost::type_traits
+)