fwts_test now fails based on user specified threshold
accidentally removed the enhanced failure output, so tweaked that and added it back in
suspend/suspend_advanced and suspend/suspend_advanced_auto now only fail on CRITICAL events, while all other tests using fwts_test will still fail on HIGH or CRITICAL events.
removed extra print() statements that were not necessary
"[r=zkrynicki][bug=1099554][author=bladernr] automatic merge by tarmac"
Remove unused variables

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
Fix indent on one line

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
Fix mk-interesting-graphs after adding special command

Signed-off-by: Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
"[r=sylvain-pineau][bug=][author=zkrynicki] automatic merge by tarmac"