`use_ws` flag instead of `ws` in app config
README updated
update example app config.ex
Merge pull request #35 from Mendor/master

s/ws/use_ws and README fixes
Add extension .swp
Weber.Helper.include_view implementation; weber_fake path to test
Organize test helper
Weber.Helper.include_view implementation done.
Weber.Helper.include_view documentation
Merge branch 'helper' of https://github.com/matheusca/weber into helper