Prepare for 1.1.1-pre7-dev

Reviewed-by: Rich Salz <rsalz@openssl.org>

README

diff --git a/README b/README
index cb321e7..1942f7b 100644
--- a/README
+++ b/README
@@ -1,5 +1,5 @@
 
- OpenSSL 1.1.1-pre6 (beta) 1 May 2018
+ OpenSSL 1.1.1-pre7-dev
 
  Copyright (c) 1998-2018 The OpenSSL Project
  Copyright (c) 1995-1998 Eric A. Young, Tim J. Hudson

include/openssl/opensslv.h

diff --git a/include/openssl/opensslv.h b/include/openssl/opensslv.h
index b0399bc..c970c18 100644
--- a/include/openssl/opensslv.h
+++ b/include/openssl/opensslv.h
@@ -39,8 +39,8 @@
  * (Prior to 0.9.5a beta1, a different scheme was used: MMNNFFRBB for
  *  major minor fix final patch/beta)
  */
-# define OPENSSL_VERSION_NUMBER  0x10101006L
-# define OPENSSL_VERSION_TEXT    "OpenSSL 1.1.1-pre6 (beta) 1 May 2018"
+# define OPENSSL_VERSION_NUMBER  0x10101007L
+# define OPENSSL_VERSION_TEXT    "OpenSSL 1.1.1-pre7-dev  xx XXX xxxx"
 
 /*-
  * The macros below are to be used for shared library (.so, .dll, ...)