Added search icon for address search as gtt-icon

Signed-off-by: Ko Nagase <[email protected]>

Author: sanak

src/fonts/Redmine.ttf

@@ -35,3 +35,5 @@
 .gtt-icon-trash:before{content:'\004f';}
 .gtt-icon-target:before{content:'\0050';}
 .gtt-icon-modify:before{content:'\0051';}
+.gtt-icon-settings:before{content:'\0052';}
+.gtt-icon-search:before{content:'\0053';}