lsblk: add PARTFLAGS column

Signed-off-by: Karel Zak <kzak@redhat.com>
tools: make config-gen to require build target argument

When argument is not supplied help user by telling what arguments can be
used.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
tests: check commands needed for running a test exist

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
Signed-off-by: Karel Zak <kzak@redhat.com>
lib/colors: check for /etc/terminal-colors.d/[util].disable

[kzak@redhat.com: - move paths to pathnames.h,
                  - use static path buffer]

Signed-off-by: Ondrej Oprala <ooprala@redhat.com>
Signed-off-by: Karel Zak <kzak@redhat.com>
lib/colors: add info to man pages, add terminal-colors.d.5

Co-Author: Ondrej Oprala <ooprala@redhat.com>
Signed-off-by: Karel Zak <kzak@redhat.com>
lib/colors: support <name>.enable too

Signed-off-by: Karel Zak <kzak@redhat.com>
ipcs: fix size_t overflow

Addresses: https://github.com/karelzak/util-linux/issues/51
Signed-off-by: Karel Zak <kzak@redhat.com>