- Download filename was wrong for files other than images. Example: It was `download` instead of `file.pdf`
- PDF was downloading instead of showing on browser

- Update import paths from github.com/go-gitea to code.gitea.io
- Fix import path for travis

See https://docs.travis-ci.com/user/languages/go#Go-Import-Path

* Replace gogits/git-module dependency with go-gitea/git

Fixes #92

* Remove git alias for git module import (not needed)

Use URL query parameter render=1 to render content in raw mode.

423b1c69be7828c331a47467b66217d190e916b9, which in turn
causes all content to be served as text/plain. Let go decide
what the mime type is (e.g. text/html instead of text/plain).

423b1c69be7828c331a47467b66217d190e916b9, which in turn
causes all content to be served as text/plain. Let go decide
what the mime type is (e.g. text/html instead of text/plain).

html, etc

According to http://golang.org/pkg/net/http/#DetectContentType
"If the Header does not contain a Content-Type line, Write adds
a Content-Type set to the result of passing the initial 512 bytes
of written data to DetectContentType."

If the archives/ directory is created with 0655, it results in a permission error.