add supervisor support and script, easy to use.

just like ./gogs_supervisord.sh start
./gogs_supervisord.sh stop
./gogs_supervisord.sh restart
and logs all saved tmp folder
Merge pull request #175 from jacksonpan/master

add supervisor support and script, easy to use.
modify the file path

move etc/supervisord.conf to conf/etc/supervisord;
remove tmp folder, then all logs move to log folder;
move the supervisor.pid to /tmp folder.
add tip to modify the command path, add check the log folder, if not then create it.
Merge pull request #177 from jacksonpan/master

modify the file path
Add LDAP over SSL support
Merge pull request #192 from DerDackel/ldapssl

Add LDAP over SSL support