upgrade to 2.8.0

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>

SVN-Revision: 38558

package/libs/cyassl/patches/200-SSL_accept-handle-hello-garbage.patch

@@ -1,13 +0,0 @@
---- a/src/cyassl_int.c
-+++ b/src/cyassl_int.c
-@@ -1588,6 +1588,10 @@
-                 b1 =
-                 ssl->buffers.inputBuffer.buffer[ssl->buffers.inputBuffer.idx++];
-                 ssl->curSize = ((b0 & 0x7f) << 8) | b1;
-+
-+                /* does not appear to a be a SSLv2 client hello */
-+                if ( ssl->buffers.inputBuffer.buffer[ssl->buffers.inputBuffer.idx] != 1 )
-+                    return UNKNOWN_HANDSHAKE_TYPE;
-             }
-             else {
-                 ssl->options.processReply = getRecordLayerHeader;