Add localization system (gettext)

translations/tools/create_mo.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+cd $(dirname $0)
+
+loc="$1"
+while [ -z "$1" -a -z "$loc" ]; do
+   echo -n "Insert locale (for example \"en\"): "
+   read loc
+done
+
+cd ..
+
+if [ ! -e "$loc.po" ]; then
+   echo "File \"$loc.po\" not found"
+   echo "The translation file must exist"
+   exit 1
+else
+   msgfmt -c -o $loc.mo $loc.po
+fi