nginx: fix dependence to NGINX_SSL

the upstream_check and proxyprotocol module need NGINX_SSL. So remove them
from default and add the according dependence.

Signed-off-by: Thomas Heil <heil@terminal-consulting.de>
haproxy: upgrade to version 1.5.1

Bugs from 1.5.0 can cause file descriptor leak, results in the
impossibility to accept new connections after some time.

Signed-off-by: Thomas Heil <heil@terminal-consulting.de>
udpxy: Simplify configuration.
This fixes https://dev.openwrt.org/ticket/16863.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
haproxy: patches from upstream (ssl,counter,stick-table, track)

 - BUG/MINOR: ssl: Fix external function in order not to return a pointer
   on an internal trash buffer
 - BUG/MINOR: counters: do not untrack counters before logging
 - BUG/MAJOR: sample: correctly reinitialize sample fetch context before
   calling sample_process()
 - MINOR: stick-table: make stktable_fetch_key() indicate why it failed
 - BUG/MEDIUM: counters: fix track-sc* to wait on unstable contents

Signed-off-by: Thomas Heil <heil@terminal-consulting.de>
libevent: mark as legacy (trunk has libevent2)

Signed-off-by: Steven Barth <steven@midlink.org>
openssh: fix openssh-sftp-server deps when SSP_SUPPORT
Merge pull request #58 from cpatulea/master

openssh: fix openssh-sftp-server deps when SSP_SUPPORT