Merge pull request #39 from Mendor/master

multiple variables in template file names fix
private functions made as private
resource helpers added.
README.md updated
js renamed as script and stylesheet renamed as link
Empty response with headers support added
plain text response support added
Rendering inline templates support added
search file remade with pipe
route.ex comments fix
Added ability to get query string parameters
API for getting query string parameters
README.md updated
Warnings fix at lib/route.ex
[Weber core] Added ability to send file in response.
Contributing.md added
README.md updated
README.md updated
[Weber core] controller#action syntax support in router
[Weber core] file response fix