Added debian/ for creating debian packages.

debian/changelog

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+cockatrice (20141219) UNRELEASED; urgency=low
+
+  * Initial release.
+
+ -- Marc Brinkmann <dpkg@marcbrinkmann.de>  Fri, 19 Dec 2014 14:06:16 +0100

debian/compat

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+9

debian/control

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+Source: cockatrice
+Maintainer: Marc Brinkmann <git@marcbrinkmann.de>
+Section: games
+Priority: optional
+Standards-Version: 3.9.2
+Build-Depends: debhelper (>= 9), cmake, libqt4-dev, libprotobuf-dev, build-essential, git, qtmobility-dev, protobuf-compiler, libgcrypt-dev
+
+Package: cockatrice-client
+Architecture: any
+Depends: ${shlibs:Depends}, ${misc:Depends}
+Description: Play CCGs online.
+ Allows you to connect to a cockatrice server to play collectible card games online.

debian/rules

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+#!/usr/bin/make -f
+%:
+	dh $@ --parallel
+override_dh_auto_configure:
+	cmake . -DCMAKE_BUILD_TYPE=Release -DWITH_QT4=1 -DWITH_CLIENT=1 -DWITH_SERVER=1 -DWITH_ORACLE=1

debian/source/format

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+3.0 (quilt)