Denote gif as binary

Ensure that git does not convert CRLF to LF in screenshot.gif on Linux and OSX.
tmux-plugins · Apr 27, 2016 · 342dfef · 342dfef
1 parent 2301452
commit 342dfef
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/.gitattributes b/.gitattributes
@@ -1,2 +1,4 @@
 # Force text files to have unix eols, so Windows/Cygwin does not break them
 *.* eol=lf
+
+*.gif binary