Fixed #481
Simplied the display / text representation of StatElements (removed the
measures in seconds)
Added handling of history info
Fixed #504: if remonting to ro after system app install fails this is
not considered as an error
Fixed #506
Fixed #493
Added valueholder class for errors / warnings
Added handling for kernel wakelock file being denied access
update to current version of libsuperuser
if reading wakelocks fails use libsuperuser to access the file with su
Fixed #515
Fixed #528