bitlbee: switch to gnutls as the recommended upstream ssl library

Also drop the libressl specific patch, which is patching out an error
return which the configure script emits because openssl (and therefore
libressl) is not officially supported.

srcpkgs/bitlbee/patches/accept-libressl.patch

@@ -1,12 +0,0 @@
---- configure
-+++ configure
-@@ -620,8 +620,6 @@ elif [ "$ssl" = "openssl" ]; then
- 	echo ' *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"'
- 
- 	echo 'EFLAGS+=-lssl -lcrypto' >> Makefile.settings
--	
--	ret=1
- else
- 	echo
- 	echo 'ERROR: Unknown SSL library specified.'
-

srcpkgs/bitlbee/template

@@ -1,15 +1,15 @@
 # Template file for 'bitlbee'
 pkgname=bitlbee
 version=3.6
-revision=2
+revision=3
 build_style=gnu-configure
 configure_args="--etcdir=/etc/bitlbee --pidfile=/run/${pkgname}/${pkgname}.pid
  --ipcsocket=/run/${pkgname}/${pkgname}.sock
- --ssl=openssl --strip=0 --otr=plugin
+ --strip=0 --otr=plugin
  $(vopt_if purple --purple=1 --purple=0)"
 make_install_args="install-etc"
 hostmakedepends="pkg-config asciidoc"
-makedepends="libgcrypt-devel libotr-devel libressl-devel libglib-devel
+makedepends="libgcrypt-devel libotr-devel libglib-devel gnutls-devel
  $(vopt_if purple libpurple-devel)"
 short_desc="Brings instant messaging (XMPP, MSN, Yahoo!, AIM, ICQ, Twitter) to IRC"
 maintainer="Juan RP <xtraeme@voidlinux.org>"