PM / tools: pm-graph: upgrade to v5.1

general changes:
 - make python dependent on version2 to enable clearlinux
 - upgrade dmesg error/warning extraction to be more detailed
 - enable logs generated from -cmd runs to be processed in gzip form
 - add notification on power mode entry failure into the timeline
 - add -battery option to show if battery is connected and its charge

summary changes (output of -summary):
 - add -genhtml option to regenerate missing timelines from logs found
 - add min/max/median/avg data to the summary page with links to the data
 - add highlight to minimum, maximum, and median tests
 - add result column to summary (pass or fail) with red highlight on fail
 - add issues column to summary with a list of dmesg err/warn/bugs
Signed-off-by: NTodd Brandt <todd.e.brandt@linux.intel.com>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>

tools/power/pm-graph/bootgraph.py

-#!/usr/bin/python
+#!/usr/bin/python2
 #
 # Tool for analyzing boot timing
 # Copyright (c) 2013, Intel Corporation.

tools/power/pm-graph/sleepgraph.8

@@ -168,6 +168,7 @@ Create a summary page of all tests in \fIindir\fR. Creates summary.html
 in the current folder. The output page is a table of tests with
 suspend and resume values sorted by suspend mode, host, and kernel.
 Includes test averages by mode and links to the test html files.
+Use -genhtml to include tests with missing html.
 .TP
 \fB-modes\fR
 List available suspend modes.
@@ -179,6 +180,9 @@ with any options you intend to use to see if they will work.
 \fB-fpdt\fR
 Print out the contents of the ACPI Firmware Performance Data Table.
 .TP
+\fB-battery\fR
+Print out battery status and current charge.
+.TP
 \fB-sysinfo\fR
 Print out system info extracted from BIOS. Reads /dev/mem directly instead of going through dmidecode.
 .TP