Version 0.8

  Make issues like #28 easier to debug:   http://github.com/xolox/vim-lua-ftplugin/commit/5527820  Update docs to refer to correct option lua_omni_blacklist:   http://github.com/xolox/vim-lua-ftplugin/commit/c9ee830  Provide option to inspect omni completion module loading list:   http://github.com/xolox/vim-lua-ftplugin/commit/2c69923  Update to Lua 5.2 keywords and standard libraries:   http://github.com/xolox/vim-lua-ftplugin/commit/50c7fc1