This is mainly a bugfix release addressing a couple of high priority
issues on Linux and FreeBSD.
Complete list of bugfixes and enhancements is here:
https://psutil.googlecode.com/hg/HISTORY
=== New features ===
- psutil.get_boot_time()
- get/set process IO priority support also for Windows
- psutil.cpu_times() on Linux now includes new 'steal', 'guest' and
guest_nice' fields available on recent kernels
- psutil.cpu_times_percent(), which provides utilization percentages
for each specific CPU time as shown by top (user, system, idle, etc.)
- source code has been migrated from SVN to Mercurial (finally!)
=== Compatitility notes ===
- Process cmdline and ppid properties are no longer cached after first access
- psutil.error module is deprecated and scheduled for removal