Remove credit line as requested.

SirVer · ehoffmann · commit 4b9fe63c7b5b · 2015-09-29T17:47:21.000+02:00
diff --git a/UltiSnips/elixir.snippets b/UltiSnips/elixir.snippets
@@ -1,5 +1,3 @@
-# Credit: @iurifg
-
 priority -50
 
 snippet do
