Added more emojis.

doc/snac.5

@@ -49,9 +49,9 @@ is found.
 The following traditional ASCII emoticons or special strings are
 converted to related emojis:
 .Bd -literal
-:-) :-D X-D ;-) B-) :-( :-*
+:-) :-D X-D ;-) B-) :-( :-* <3
 :-/ 8-o %-) :_( :-| :facepalm: :shrug:
-:eyeroll: :beer: :beers: :munch:
+:eyeroll: :beer: :beers: :munch: :thumb:
 .Ed
 .El
 .Pp

format.c

@@ -24,12 +24,14 @@ struct {
     { "%-)",        "🤪" },
     { ":_(",        "😢" },
     { ":-|",        "😐" },
+    { "<3",         "&#128147;" },
     { ":facepalm:", "&#129318;" },
     { ":shrug:",    "&#129335;" },
     { ":eyeroll:",  "&#128580;" },
     { ":beer:",     "&#127866;" },
     { ":beers:",    "&#127867;" },
     { ":munch:",    "&#128561;" },
+    { ":thumb:",    "&#128077;" },
     { NULL,         NULL }
 };