Remove unused resources

resources/img/facebook.svg

@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<svg width="256px" height="256px" viewBox="0 0 256 256" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" preserveAspectRatio="xMidYMid">
-	<g>
-		<path d="M241.871,256.001 C249.673,256.001 256,249.675 256,241.872 L256,14.129 C256,6.325 249.673,0 241.871,0 L14.129,0 C6.324,0 0,6.325 0,14.129 L0,241.872 C0,249.675 6.324,256.001 14.129,256.001 L241.871,256.001" fill="#395185"></path>
-		<path d="M176.635,256.001 L176.635,156.864 L209.912,156.864 L214.894,118.229 L176.635,118.229 L176.635,93.561 C176.635,82.375 179.742,74.752 195.783,74.752 L216.242,74.743 L216.242,40.188 C212.702,39.717 200.558,38.665 186.43,38.665 C156.932,38.665 136.738,56.67 136.738,89.736 L136.738,118.229 L103.376,118.229 L103.376,156.864 L136.738,156.864 L136.738,256.001 L176.635,256.001" fill="#FFFFFF"></path>
-	</g>
-</svg>