CQM lintian: spelling.
Fix check_disp_hdparm_cap(): exclude pseudo usb disks (Raphaël Halimi).
Fix issue #94: do not touch sleeping hybrid radeon graphics
    with radeon dpm and runtime pm (Lathanderjk)
get_drivebay_device grep command to suppress errs.

get_drivebay_device grep command to suppress errors with `2> /dev/null`;
before if file didn't exist, error message was shown.

Signed-off-by: Thomas Koch <linrunner@gmx.net>
Add support for energy perf policy (it needs kernel module msr and program x86_energy_perf_policy from linux-tools)

Signed-off-by: Thomas Koch <linrunner@gmx.net>
x86 energy perf policy:
 * Rename params to ENERGY_PERF_POLICY_ON_BAT/AC
 * André's suggestions
 * DEB: recommends linux-tools
 * README, changelog
x86 energy perf policy: load module msr.
set_energy_perf_policy(): debug output differentiated depending on
  x86_energy_perf_policy's return code.
CQM: remove bashisms pointed out by checkbashisms.
Fix tlp-stat: check for existence before reading /sys/block/$disk_dev/queue/scheduler.
tlp-stat: add explanation for ThinkPad internal/replaceable battery (T440s et al.).
Add AUTHORS; add contributors to COPYING and debian/copyright.
Cleanup:
 * Remove obsolete pm-utils/power.d hook zztlp
 * Makefile/uninstall: remove tlp-nop
Revert "Fix issue #94: do not touch sleeping hybrid radeon graphics"

This reverts commit 7d93b36e7f1f1250c5ab3c138ce2610541ec58b6.

Conflicts:

	debian/changelog
	debian/control
	tlp-functions
default: comment touch-up (solves issue #97).

Implement suggestions from Todd Partridge <toddrpartridge@gmail.com>
with some extensions and modifications.
RUNTIME_PM_DRIVER_BLACKLIST: exclude PCI(e) devices assigned to drivers
  Default is "radeon nvidia" (solves issue #94).
changelog.
Fix: nvidia --> nouveau.
Flush cache and wait more seconds before undocking drive bay
Check for firmware_node/status if bay is occupied

Dell Latitude BIOS/ACPI has bug which cause that docked attribute is always 0.
So check for firmware_node/status which is non zero when bay is occupied.
Note that on older kernels firmware_node/status is not available.