memory.{c,h} renamed to pike_memory.{c,h}

Rev: .cvsignore:1.12
Rev: src/Makefile.in:1.31
Rev: src/array.c:1.10
Rev: src/builtin_functions.c:1.37
Rev: src/constants.c:1.11
Rev: src/docode.c:1.17
Rev: src/dynamic_buffer.c:1.4
Rev: src/gc.c:1.9
Rev: src/gc.h:1.8
Rev: src/global.h:1.8
Rev: src/las.c:1.33
Rev: src/lex.c:1.24
Rev: src/mapping.c:1.20
Rev: src/modules/Image/quant.c:1.9
Rev: src/modules/Regexp/pike_regexp.c:1.4
Rev: src/modules/call_out/call_out.c:1.12
Rev: src/modules/sprintf/sprintf.c:1.11
Rev: src/multiset.c:1.6
Rev: src/object.c:1.18
Rev: src/opcodes.c:1.7
Rev: src/operators.c:1.15
Rev: src/peep.c:1.12
Rev: src/pike_macros.h:1.2
Rev: src/pike_memory.c:1.1
Rev: src/pike_memory.h:1.1
Rev: src/pike_types.c:1.22
Rev: src/stralloc.c:1.15