configure: bump version to 1.0 and update copyright

It is time we bump version to 1.0 (as major development happened and lot
of new features got merged).

Also update Copyright information to reflect current maintainers.

Signed-off-by: Juri Lelli <juri.lelli@arm.com>

Author: Juri Lelli

configure.ac

@@ -1,5 +1,7 @@
-AC_INIT([rt-app], [0.2_alpha2], [g.bagnoli@asidev.com])
-AC_COPYRIGHT([Copyright (C) 2009 Giacomo Bagnoli <g.bagnoli@asidev.com])
+AC_INIT([rt-app], [1.0], [juri.lelli@arm.com, vincent.guittot@linaro.org])
+AC_COPYRIGHT([Copyright (C) 2009 Giacomo Bagnoli <g.bagnoli@asidev.com>
+Copyright (C) 2016 Juri Lelli      <juri.lelli@arm.com>
+Copyright (C) 2016 Vincent Guittot <vincent.guittot@linaro.org>])
 AC_CONFIG_AUX_DIR([build-aux])
 AM_INIT_AUTOMAKE([-Wall -Werror foreign dist-bzip2])
 m4_pattern_allow([AM_PROG_AR])