procallator.pl.in: reformat using perltidy.

The following configuration was used:

-l=78
-i=4
-ci=4
-vt=2
-cti=0
-pt=2
-bt=2
-sbt=2
-bbt=0
-nsfs
-nolq
-wbb="% + - * / x != == >= <= =~ !~ < > │ & >= < = **= += *= &= <<= &&= -= /= │= >>= ││= .= %= ^= x="
-sbl
procallator.pl.in: also record stats for dm- and fio disk devices.

The dm- devices are for the device-mapper and the fio devices are for
FusionIO cards.
procallator.pl.in: treat 3.x kernels like 2.6.