Reworked operand and operation binary coding functions.

src/lib-sieve/Makefile.am

src/lib-sieve/plugins/variables/cmd-set.c

src/lib-sieve/sieve-actions.c

src/lib-sieve/sieve-address-parts.c

src/lib-sieve/sieve-binary.c

src/lib-sieve/sieve-binary.h

src/lib-sieve/sieve-code-dumper.c

src/lib-sieve/sieve-code.c

src/lib-sieve/sieve-common.h

src/lib-sieve/sieve-comparators.c

src/lib-sieve/sieve-extensions-private.h

src/lib-sieve/sieve-extensions.c

src/lib-sieve/sieve-match-types.c

src/testsuite/testsuite-common.c

src/testsuite/testsuite-objects.c