Prepare for release of 3.0 alpha 7

Reviewed-by: NNicola Tuveri <nic.tuv@gmail.com>

CHANGES.md

@@ -21,7 +21,7 @@ OpenSSL Releases
 OpenSSL 3.0
 -----------
 
-### Changes between 1.1.1 and 3.0 [xx XXX xxxx]
+### Changes between 1.1.1 and 3.0 alpha 7 [15 Oct 2020]
 
  * Add PKCS7_get_octet_string() and PKCS7_type_is_other() to the public
    interface. Their functionality remains unchanged.

NEWS.md

@@ -18,7 +18,7 @@ OpenSSL Releases
 OpenSSL 3.0
 -----------
 
-### Major changes between OpenSSL 1.1.1 and OpenSSL 3.0 [under development]
+### Major changes between OpenSSL 1.1.1 and OpenSSL 3.0 alpha 7 [in pre-release]
 
   * Remove the `RAND_DRBG` API.
   * Deprecated the `ENGINE` API.

VERSION.dat

 MAJOR=3
 MINOR=0
 PATCH=0
-PRE_RELEASE_TAG=alpha7-dev
+PRE_RELEASE_TAG=alpha7
 BUILD_METADATA=
-RELEASE_DATE=""
+RELEASE_DATE="15 Oct 2020"
 SHLIB_VERSION=3