Chris/gogs: Gogs is a painless self-hosted Git service, forked from Github @ 6a98e7d9143c0f31d0cc81d2645f9f979a0c87d4

sklonowany z jerryliao/gogs

Unknwon 0240f520ab #2954 minor fix for when to set HTML alternative		9 lat temu
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mail.go	baaf6046a1 Minor fix for #2660	9 lat temu
mailer.go	0240f520ab #2954 minor fix for when to set HTML alternative	9 lat temu