Update gl macro to latest provided by GNU.
Have just one README file, no need to have 2 with same content.
Add TERRAIN folder to install. Ignore .dirstamp files.
Fix the manpage generating now hopefully everywhere.
We operate with version 1.0.0 everywhere so bump in configure.ac
Revert "Replace static data lists with globbing"

This reverts commit 88b0281299e87d5b4b460d833617bbfddadcbd61.

AUTOTOOLS DO NOT SUPPORT GLOBBING.

Simple test:
 sh autogen.sh
 ./configure
 make distcheck
 <all the errors>
Fix apple icon.
Simply distribute whole bin folder and be done with it.
Make install of data recursive to avoid the needless file adding.

Also fix missing include.

This fixes "make distcheck" target again. Remember to test this
command and then use it for releasing source tarball.
Use xmlto to render manpage. Drop docbook2X.
Revert "Have just one README file, no need to have 2 with same content."

This reverts commit b87747f9fb06633f3ff1e9daadb096843489addd.
Replace one more occurance of docbook2man with xmlto.
Merge pull request #853 from scarabeusiv/master

Autotools updates