corrects CRLF line endings in shell scripts

The order of selection of OpenMP flags has been changed:

but only the latter enables OpenMP so it is now

to its first two arguments, as documented.

, and perhaps other functions writing text to

connections did not signal errors when the writes failed,

due to a disk being full.  Errors will now be

signalled if detected during the write, warnings if detected when

functions are correctly printed again, where

Resource leaks (and similar) reported by Steve Grubb fixed.

thanks to the suggestion by Sebastian Meyer.

now takes the correct denominator degrees

longer segfaults when plotting is initiated.  (

(for consistency with default dispatch),

and only attempts to pass non-missing arguments from the generic.

x <- 1:2; tapply(x, list(x, x), function(x) "")[1,2]

Running of finalizers after explicit GC request moved from

.  This helps with reclaiming inaccessible connections.

in vignettes with multiple file name extensions (e.g.,

The X11 device no longer uses the Xlib backing store (

as has been documented for a long time as in the other

cases of zero-length array initialization and also compatibly with

hybrid method when Cochran's conditions are met, fixing

The deprecated support for PCRE versions older than 8.20

code contained multi-byte characters.  (

no longer returns NA on Windows when the

file or directory is being used by another process.  This affected

return incorrect results when called with

extracting srcrefs from a file not encoded in the current locale.

has some additional protection for such files.

Non-UTF-8 multibyte character sets were not handled properly

URLs.  There will be small changes in the format and wording of

messages, including in rare cases if an issue is a warning or an

error.  For example, when HTTP re-direction occurs, some messages

refer to the final URL rather than the specified one.

Those who use proxies should check that their settings are

consistent and become back compatible to

method does resulting in less extraneous rounding, notably of