Install autoconf-archive in Travis

Author: EvaSDK

.travis.yml

@@ -8,9 +8,9 @@ compiler:
  - gcc
 
 env:
- - EXTRALIBS="libusb-1.0-0-dev libgd2-xpm-dev libpopt-dev gettext"
- - EXTRALIBS="libusb-1.0-0-dev libgd2-xpm-dev libpopt-dev libaa1-dev gettext"
- - EXTRALIBS="libusb-1.0-0-dev libgd2-xpm-dev libpopt-dev libaa1-dev libcdk5-dev gettext"
+ - EXTRALIBS="autoconf-archive libusb-1.0-0-dev libgd2-xpm-dev libpopt-dev gettext"
+ - EXTRALIBS="autoconf-archive libusb-1.0-0-dev libgd2-xpm-dev libpopt-dev libaa1-dev gettext"
+ - EXTRALIBS="autoconf-archive libusb-1.0-0-dev libgd2-xpm-dev libpopt-dev libaa1-dev libcdk5-dev gettext"
 
 # Note: Keep the sudo commands in .travis.yml - they do not work from
 #       a helper shell script.