Merge branch 'pefarrell/tao-set-riesz-map'

Merge branch 'barry/add-concurrencykit'

tao-handson: reformat html output files so that docsetdate doesn't process them

doc: add in tao handson.html from http://www.mcs.anl.gov/research/projects/tao/tutorials/atpesc/handson.html

initial locks with concurrencykit and OpenMP

cleanup of many monitors that used nonthread safe constructors when no viewer passed in

cleanup of examples that generated unused variable messages when

initial locks with concurrencykit and OpenMP

cleanup of many monitors that used nonthread safe constructors when no viewer passed in

cleanup of examples that generated unused variable messages when compiled with --with-log=0

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Allow the use of a custom H0 in LMVM/BLMVM.

Set a matrix to use as the gradient norm in LMVM/BLMVM.

add boolean guards to check if tao default options have been changed

Set the options prefix correctly on tao->ksp and tao->linesearch.

add accessors to tao iteration counter, tao total iteration count

fixed missing CHKERRQ() detected by clang's --analyze

updated PETSc directory layout to match standard packaging strategies

include/petsc finclude,private,mpiuni
lib/petsc conf
bin/petsc*