threadcomm: create petscstack on threadrank != 0 (memory leak)
nightlybuilds: add -x to 'git clean' for buildtest aswell
scalqpack.py install should make only lib not everything that a bare make makes
reason: bare make tries to make unneeded executables that cannot be built on some systems
git: rev-parse adds newlines and breaks compiles. reverting to 'log -1'
Merge branch 'balay/nightlybuilds-change-to-git' of bitbucket:petsc/petsc

* 'balay/nightlybuilds-change-to-git' of bitbucket:petsc/petsc:
  git: rev-parse adds newlines and breaks compiles. reverting to 'log -1'
  nightlybuilds: add -x to 'git clean' for buildtest aswell
Merge branch 'jed/fix-threadcomm-petscstack-rank0'

* jed/fix-threadcomm-petscstack-rank0:
  threadcomm: create petscstack on threadrank != 0 (memory leak)