avocado.core.output: Fix incorrect exception handling in get_paginator()

The actual exception we're throwing in process.find_command
is process.CmdNotFoundError.

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
avocado.sysinfo: Don't crash if no sysinfo file is available

In very restricted systems, it will not be available.

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
avocado.test: Call SysInfo.end_test_hook at the end of a test

So we actually log the messages file.

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
avocado.sysinfo: Add info message about missing system log

Signed-off-by: Lucas Meneghel Rodrigues <lmr@redhat.com>
Merge pull request #91 from avocado-framework/fix-syslog-bug

Fix syslog bug