Updates icons custom font

app/assets/fonts/icons.svg

@@ -42,4 +42,5 @@
 <glyph glyph-name="document" unicode="&#71;" d="M411 448l0 0 0 21c0 4-4 8-9 8l-168 0-133-132 0-302c0-4 4-8 9-8l292 0c5 0 9 4 9 8l0 13 0 0z m-259-362l0 241 91 0c5 0 9 4 9 9l0 90 108 0 0-340z"/>
 <glyph glyph-name="print" unicode="&#72;" d="M463 332c0 5-4 9-9 9l-67 0 0 110c0 5-5 10-10 10l-242 0c-5 0-10-5-10-10l0-110-67 0c0 0 0 0 0 0-5 0-9-4-9-9l0 0 0-188c0-5 4-10 9-10l67 0 0 79 262 0 0-79 67 0c5 0 9 5 9 10l0 188z m-102-33l-210 0 0 127c0 5 4 9 9 9l192 0c5 0 9-4 9-9l0-127z m-209-238c0-5 4-10 9-10l190 0c5 0 9 5 9 10l0 126-208 0z"/>
 <glyph glyph-name="blog" unicode="&#74;" d="M52 369c38 71 115 118 204 118 58 0 110-24 150-59-11 2-24 0-36-7-30-17-40-66-1-90 24-15 32-53 32-76-1-23-56-128-56-128l-54 184c0 0-2 13-2 17 0 4 2 10 5 13 2 3 5 7 8 7l26 0 0 21-139 0 0-21 5 0c4 0 9-6 13-10 5-6 11-25 19-45l20-67-43-100-48 200c0 0 2 14 5 16 1 2 4 6 8 6l1 0 0 21z m27-35c0 0-11 14-23 14l-12 0c-12-25-18-60-18-91 0-95 58-176 141-211z m375 36c5-20 4-46-5-73-22-72-77-202-99-252 81 36 136 116 136 209 0 43-11 82-32 116z m-193-194l-59-144c17-4 35-7 54-7 19 0 38 3 56 7z"/>
+<glyph glyph-name="box" unicode="&#73;" d="M311 274c0 5-2 10-6 13-3 4-7 6-12 6l-74 0c-5 0-9-2-12-6-4-3-6-8-6-13 0-5 2-9 6-13 3-3 7-5 12-5l74 0c5 0 9 2 12 5 4 4 6 8 6 13z m164 55l0-274c0-5-1-9-5-13-4-4-8-5-13-5l-402 0c-5 0-9 1-13 5-4 4-5 8-5 13l0 274c0 5 1 9 5 13 4 4 8 5 13 5l402 0c5 0 9-1 13-5 4-4 5-8 5-13z m19 128l0-73c0-5-2-9-6-13-3-3-8-5-13-5l-438 0c-5 0-10 2-13 5-4 4-6 8-6 13l0 73c0 5 2 9 6 13 3 4 8 5 13 5l438 0c5 0 10-1 13-5 4-4 6-8 6-13z"/>
 </font></defs></svg>

app/assets/stylesheets/icons.scss

@@ -139,7 +139,9 @@
 .icon-print:before {
   content: "H";
 }
-
 .icon-blog:before {
   content: "J";
 }
+.icon-box:before {
+  content: "I";
+}