apple libhack (-install_name ../lib/libpotion), apple dylib ld fix
potion_parse may return 0 on syntax errors
fix LD readline on older darwin: use LDDLLFLAGS

Also add -Wl,-flat_namespace globally
mkdir ../lib may fail
Add udis86 support
reenable libdisasm probe
document the vm ops
doc: LOADK loads a constant, add link to lua vm
.gitignore: doc/*.html
fix -ludis86 detection, set strip to echo on DEBUG, new vm-dis.c, prefer -ludis86, libdis can only do 32bit

Fixed Conflicts:
	Makefile
try more prefixes for disasm libs, only with DEBUG, JIT_DEBUG on with DEBUG and lib found

you only have to do make DEBUG=1 now

Fixed Conflicts:
	Makefile
do JIT_DEBUG on -V (verbose) and -DDEBUG
test/objects/messages.pn: simplify
improve libdis detection, fix sed for -I removal and defines
simplify tools/config.sh lib prefix detection
doc: more vm op docs
improve libdis detection, fix sed for -I removal and defines
simplify tools/config.sh lib prefix detection
Merge remote-tracking branch 'origin/master' into p2

Fixed conflicts:
	Makefile
seperate jit from bytecode vm: do not compile unused jit objects
add yet unwritten vm-arm, nicer make doc