* Implement archive cleanup

Fixes #769

Signed-off-by: Andrew <write@imaginarycode.com>

* Make sure to close the directory file

* Resolve issues noted by @strk

* edit cheatsheet app.ini [ci skip]

* oops [ci skip]

- 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

Make it easier to keep track of upstream changes and bug fixes

This adds a sqlite build tag so that you don't have to have the sqlite
import commented out in code and users can run:
    go build -tags sqlite
if they want to have sqlite support enabled.  It is disabled by default
so nothing changes with the default go get or build commands.