configure.ac: AC_INIT: add bug report url

Signed-off-by: Gaetan Nadon <memsize@videotron.ca>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
configure.ac: add copyright statement

Signed-off-by: Gaetan Nadon <memsize@videotron.ca>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
configure.ac: AC_PROG_CC_C99: use C99 compiler

Given the close ties with input drivers and xserver, might
as well use the same level of compiler.

Signed-off-by: Gaetan Nadon <memsize@videotron.ca>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
configure.ac: remove redundant AC_SUBST(PYTHON)

This is already done by AM_PATH_PYTHON.

Signed-off-by: Gaetan Nadon <memsize@videotron.ca>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
python: request version 2.6 or higher

This seems like a reasonable minimum version to require.
Available in RHEL6 (2010) or Ubuntu (2010).

Version 2.7 contains the argparse module so the check could be removed.
The argparse module was introduced in v2.3.5 as an optional module.

http://www.python.org/doc/versions/

Signed-off-by: Gaetan Nadon <memsize@videotron.ca>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>