Add mysql unix socket support.

- update some locale files

Fix for deleting user when gogs instalation is on http://hostname/gogs

If the host setting looks like a unix socket (leading by char '/'), will use unix(host) as connection string

Fix typo

Project-level Dockerfile & docker-compose script

Handle submodules without a .gitmodules entry - fix #1023

Use client certificate for SMTP over TLS

Rewrite/simplify gogs serve

Attempt 3 to fix LDAP login issues when git pushing after password change

Properly calculate the number of open issues per label

README: fix typo

Fix that owners also see actions on their repositories

Get username, name, surname and e-mail from LDAP server

Remove collaborators when removing and transferring repository

Conflicts:
	gogs.go
	models/models.go
	models/user.go
	templates/.VERSION
	templates/org/home.tmpl

- templates/org: mirror fix on name output
- routers: add missing error check