Commit Briefs
libventi: correct handling of VtRead size
Fixes #7 http://code.swtch.com/plan9port/issue/7/ Thanks to Venkatesh Srinivas and Michael Teichgräber for finding the bug. http://codereview.appspot.com/98041
Fix a handful of small one-time memory leaks in vbackup,
and one per-package memory leak (in writethread).