Merge branch 'mpi-logger' into 'master'

configure.ac

doc/RTD/source/AnalysisTools/index.rst

examples/main.c

src/Makefile.am

src/engine.c

src/memuse.c

src/memuse_rnodes.c

src/memuse_rnodes.h

src/mpiuse.c

src/mpiuse.h

src/scheduler.c

src/swift.h

src/task.c

tools/match_mpireports.py