Finished i;ascii-numeric comparator and fixed a segfault bug in the process.

README

src/lib-sieve/cmd-if.c

...gins/comparator-i-ascii-numeric/ext-cmp-i-ascii-numeric.c

src/lib-sieve/plugins/relational/relational.sieve

src/lib-sieve/tst-allof.c

src/lib-sieve/tst-anyof.c