and return a 500 for that instead of panicing in VSB.

Fixes #2938

Ref 8be771d1
Ref #2932

Note: This does not consitute a change, we had just missed to document
the values in use previously (except for workspace_backend which I will
add to the release notes).

Ref #2932

Ref #2932

Closes #2932

Ref #2932

Fixes	#2937

The argument is read LR and causes TASK_QUEUE_REQ allocs to fail.

"Changes" details information that is visible and may be actionable
for users. The docs reference one another (rather than repeat one
another).

Lists of formatted function names in HTML are easier to read in
bullet lists.

Moved the part about std conversion functions to "Upgrading", since
the old versions are deprecated. "Changes" links to it.

(test commit for vtest)

Fixes #2934

It was already answered outside of the commit log.

Refs 1dc891a5
Refs #2931 #2933

Also count OU requests towards the limit.

Fixes #2931 & #2933

This fixes up the vxp_lexer backslash handling. vxp_decstr() now only
handles quoted strings, and will remove quotes and unescape the
string. The bareword strings do not go through vxp_decstr(). One never
reached error handler removed.

Fixes: #2891

Ref #2932

Fixes #2817