As Golang supports getting usernames via the standard library, this function
is now used to get the username if the environment variables are empty.
Using the standard library as a fallback is intended to keep compability
to existing implementations that rely on the environment variables dictating
the current username.
* conf: add tests for utils.go
* conf: add tests for static.go
* mock os/exec
* Run tests on Windows
* appveyor: fix gcc not found
* computed: add unit tests
* log: add unit tests
* log: fix tests on Windows
* conf: add some tests
* Finish adding tests
* Cover more cases
* Add tests for testutil
* Add more tests
* fixed private repositories are hidden in the organization's view
* use go-bindata integrate public and templates files to gogs binary
* optimize Dockerfile don't COPY public and templates files
* use kevinburke's go-bindata to generate assets code
* reset develepment as default run mode in configure file
* optimize generated assets code relayout and help function
* fixed code format
* Update conf/app.ini
* assets: add LICENSE headers
* Some housekeeping
* assets/public: simplify code logic
* assets/templates: simplify code logic
* cmd/web: more concise variable names
* Minor changes
* Add custom public and templates support back
Co-authored-by: ᴜɴᴋɴᴡᴏɴ <u@gogs.io>