Update to 7.58.0 - January 24 2018.

Changes:
	new libssh-powered SSH SCP/SFTP back-end
	curl-config: add --ssl-backends

Bugfixes:
	http2: fix incorrect trailer buffer size
	http: prevent custom Authorization headers in redirects
	travis: add boringssl build
	examples/xmlstream.c: don't switch off CURL_GLOBAL_SSL
	SSL: Avoid magic allocation of SSL backend specific data
	lib: don't export all symbols, just everything curl_*
	libssh2: send the correct CURLE error code on scp file not found
	libssh2: return CURLE_UPLOAD_FAILED on failure to upload
	openssl: enable pkcs12 in boringssl builds
	libssh2: remove dead code from SSH_SFTP_QUOTE
	sasl_getmesssage: make sure we have a long enough string to pass
	conncache: fix several lock issues
	threaded-shared-conn.c: new example
	conncache: only allow multiplexing within same multi handle
	configure: check for netinet/in6.h
	URL: tolerate backslash after drive letter for FILE:
	openldap: add commented out debug possibilities
	include: get netinet/in.h before linux/tcp.h
	CONNECT: keep close connection flag in http_connect_state struct
	BINDINGS: another PostgreSQL client
	curl: limit -# update frequency for unknown total size
	configure: add AX_CODE_COVERAGE only if using gcc
	curl.h: remove incorrect comment about ERRORBUFFER
	openssl: improve data-pending check for https proxy
	curl: remove __EMX__ #ifdefs
	CURLOPT_PRIVATE.3: fix grammar
	sftp: allow quoted commands to use relative paths
	CURLOPT_DNS_CACHE_TIMEOUT.3: see also CURLOPT_RESOLVE
	RESOLVE: output verbose text when trying to set a duplicate name
	openssl: Disable file buffering for Win32 SSLKEYLOGFILE
	multi_done: prune DNS cache
	tests: update .gitignore for libtests
	tests: mark data files as non-executable in git
	CURLOPT_DNS_LOCAL_IP4.3: fixed the "SEE ALSO" to not self-reference
	curl.1: documented two missing valid exit codes
	curl.1: mention http:// and https:// as valid proxy prefixes
	vtls: replaced getenv() with curl_getenv()
	setopt: less *or equal* than INT_MAX/1000 should be fine
	examples/smtp-mail.c: use separate defines for options and mail
	curl: support >256 bytes warning messsages
	conncache: fix a return code
	krb5: fix a potential access of uninitialized memory
	rand: add a clang-analyzer work-around
	CURLOPT_READFUNCTION.3: refer to argument with correct name
	brotli: allow compiling with version 0.6.0
	content_encoding: rework zlib_inflate
	curl_easy_reset: release mime-related data
	examples/rtsp: fix error handling macros
	build-openssl.bat: Added support for VC15
	build-wolfssl.bat: Added support for VC15
	build: Added Visual Studio 2017 project files
	winbuild: Added support for VC15
	curl: Support size modifiers for --max-filesize
	examples/cacertinmem: ignore cert-already-exists error
	brotli: data at the end of content can be lost
	curl_version_info.3: call the argument 'age'
	openssl: fix memory leak of SSLKEYLOGFILE filename
	build: remove HAVE_LIMITS_H check
	--mail-rcpt: fix short-text description
	scripts: allow all perl scripts to be run directly
	progress: calculate transfer speed on milliseconds if possible
	system.h: check __LONG_MAX__ for defining curl_off_t
	easy: fix connection ownership in curl_easy_pause
	setopt: reintroduce non-static Curl_vsetopt() for OS400 support
	setopt: fix SSLVERSION to allow CURL_SSLVERSION_MAX_ values
	configure.ac: append extra linker flags instead of prepending them
	HTTP: bail out on negative Content-Length: values
	docs: comment about CURLE_READ_ERROR returned by curl_mime_filedata
	mime: clone mime tree upon easy handle duplication
	openssl: enable SSLKEYLOGFILE support by default
	smtp/pop3/imap_get_message: decrease the data length too...
	CURLOPT_TCP_NODELAY.3: fix typo
	SMB: fix numeric constant suffix and variable types
	ftp-wildcard: fix matching an empty string with "*[^a]"
	curl_fnmatch: only allow 5 '*' sections in a single pattern
	openssl: fix potential memory leak in SSLKEYLOGFILE logic
	SSH: Fix state machine for ssh-agent authentication
	examples/url2file.c: add missing curl_global_cleanup() call
	http2: don't close connection when single transfer is stopped
	libcurl-env.3: first version
	curl: progress bar refresh, get width using ioctl()
	CONNECT_TO: fail attempt to set an IPv6 numerical without IPv6 support

Bug: N/A
Test: builds, boots, `vendor/google/tools/fake-ota on streaming` works
Change-Id: I91e0837f7b34a785f5bddb173262038dcaabdcda

5 files changed, 15 insertions, 3 deletions

diff --git a/docs/cmdline-opts/gen.pl b/docs/cmdline-opts/gen.pl
index 73ea6d47..6ecf1b51 100755
--- a/docs/cmdline-opts/gen.pl
+++ b/docs/cmdline-opts/gen.pl
@@ -1,4 +1,4 @@
-#!/usr/bin/perl
+#!/usr/bin/env perl
 
 =begin comment
 
diff --git a/docs/cmdline-opts/limit-rate.d b/docs/cmdline-opts/limit-rate.d
index 8784a84d..06c456e3 100644
--- a/docs/cmdline-opts/limit-rate.d
+++ b/docs/cmdline-opts/limit-rate.d
@@ -8,7 +8,7 @@ your transfer not to use your entire bandwidth. To make it slower than it
 otherwise would be.
 
 The given speed is measured in bytes/second, unless a suffix is appended.
-Appending 'k' or 'K' will count the number as kilobytes, 'm' or M' makes it
+Appending 'k' or 'K' will count the number as kilobytes, 'm' or 'M' makes it
 megabytes, while 'g' or 'G' makes it gigabytes. Examples: 200K, 3m and 1G.
 
 If you also use the --speed-limit option, that option will take precedence and
diff --git a/docs/cmdline-opts/mail-rcpt.d b/docs/cmdline-opts/mail-rcpt.d
index d747ceab..0a2859b6 100644
--- a/docs/cmdline-opts/mail-rcpt.d
+++ b/docs/cmdline-opts/mail-rcpt.d
@@ -1,6 +1,6 @@
 Long: mail-rcpt
 Arg: <address>
-Help: Mail from this address
+Help: Mail to this address
 Protocols: SMTP
 Added: 7.20.0
 ---
diff --git a/docs/cmdline-opts/max-filesize.d b/docs/cmdline-opts/max-filesize.d
index e92ef583..50d5266e 100644
--- a/docs/cmdline-opts/max-filesize.d
+++ b/docs/cmdline-opts/max-filesize.d
@@ -7,6 +7,10 @@ Specify the maximum size (in bytes) of a file to download. If the file
 requested is larger than this value, the transfer will not start and curl will
 return with exit code 63.
 
+A size modifier may be used. For example, Appending 'k' or 'K' will count the
+number as kilobytes, 'm' or 'M' makes it megabytes, while 'g' or 'G' makes it
+gigabytes. Examples: 200K, 3m and 1G. (Added in 7.58.0)
+
 \fBNOTE:\fP The file size is not always known prior to download, and for such
 files this option has no effect even if the file transfer ends up being larger
 than this given limit. This concerns both FTP and HTTP transfers.
diff --git a/docs/cmdline-opts/page-footer b/docs/cmdline-opts/page-footer
index 55aefb23..6006f464 100644
--- a/docs/cmdline-opts/page-footer
+++ b/docs/cmdline-opts/page-footer
@@ -41,6 +41,10 @@ If no protocol is specified in the proxy string or if the string doesn't match
 a supported one, the proxy will be treated as an HTTP proxy.
 
 The supported proxy protocol prefixes are as follows:
+.IP "http://"
+Makes it use it as a HTTP proxy. The default if no scheme prefix is used.
+.IP "https://"
+Makes it treated as a \fBHTTPS\fP proxy.
 .IP "socks4://"
 Makes it the equivalent of --socks4
 .IP "socks4a://"
@@ -231,6 +235,10 @@ FTP chunk callback reported error
 No connection available, the session will be queued
 .IP 90
 SSL public key does not matched pinned public key
+.IP 91
+Invalid SSL certificate status.
+.IP 92
+Stream error in HTTP/2 framing layer.
 .IP XX
 More error codes will appear here in future releases. The existing ones
 are meant to never change.