Merge pull request #1654 from poettering/util-lib

Various changes to src/basic/

diff --cc src/core/dbus-execute.c
Simple merge

diff --cc src/core/unit-printf.c
Simple merge

diff --cc src/journal/compress.c
Simple merge

diff --cc src/journal/journal-file.c
Simple merge

diff --cc src/shared/bus-util.c
Simple merge