remove some unused declarations

Fixes #1546
add VCL_BYTES for vmods
Add std.cache_req_body to call VRT_CacheReqBody from VCL

Initial patch by Meng Zhnag - jammy.linux@gmail.com
Make server.hostname and server.identity available in all VCL methods.

Closes	#1594
No inline-C required for these tests any more

Thanks to fgs for noticing.
More canonical debug format for vmod_cache_req_body as suggested by fgs
Increase accepted counter levels slightly.

Make the test case pass again on i386. (el5, el6, osx)

This started to fail on September 15th, assumed after the changes
to the Obj* API.
Revert "Make server.hostname and server.identity available in all VCL methods."

This reverts commit 890a45ae8af9d6e70a2365f209707370af1bc574 since it broke
master.
Oops, forgot this bit of previous commit
Try again to make server.hostname and server.identity available
in all VCL_methods.

Apologies for the previous breakage.
We always have a bo->fetch_objcore, don't confuse Coverity with a
NULL test in the middle of things.
add std.strstr
Nitpicks
Use a bigger buffer for the stdout/stderr to avoid annoying
linebreaks in panic messages.
Record the start and end of the worker thread stack.
Use proper HTTP/1 header syntax
Issue 400 code if header lines lack a ':'

Fixes #1598
White-space OCD
Give busyobj a copy of the hash-key so directors can access it.

(VDD14q3 item)
Name some arguments just to show that we (already) can

(VDD14q3 item)