Update SSL_CONF docs.

Fix some typos and update version number first added: it has now been
backported to OpenSSL 1.0.2.
diff --git a/doc/ssl/SSL_CONF_CTX_new.pod b/doc/ssl/SSL_CONF_CTX_new.pod
index 1ae4ac6..a9ccb04 100644
--- a/doc/ssl/SSL_CONF_CTX_new.pod
+++ b/doc/ssl/SSL_CONF_CTX_new.pod
@@ -35,6 +35,6 @@
 
 =head1 HISTORY
 
-These functions were first added to OpenSSL 1.1.0
+These functions were first added to OpenSSL 1.0.2
 
 =cut
diff --git a/doc/ssl/SSL_CONF_CTX_set1_prefix.pod b/doc/ssl/SSL_CONF_CTX_set1_prefix.pod
index 3b165db..7699018 100644
--- a/doc/ssl/SSL_CONF_CTX_set1_prefix.pod
+++ b/doc/ssl/SSL_CONF_CTX_set1_prefix.pod
@@ -44,6 +44,6 @@
 
 =head1 HISTORY
 
-These functions were first added to OpenSSL 1.1.0
+These functions were first added to OpenSSL 1.0.2
 
 =cut
diff --git a/doc/ssl/SSL_CONF_CTX_set_flags.pod b/doc/ssl/SSL_CONF_CTX_set_flags.pod
index 90d97e7..cc3d20e 100644
--- a/doc/ssl/SSL_CONF_CTX_set_flags.pod
+++ b/doc/ssl/SSL_CONF_CTX_set_flags.pod
@@ -59,6 +59,6 @@
 
 =head1 HISTORY
 
-These functions were first added to OpenSSL 1.1.0
+These functions were first added to OpenSSL 1.0.2
 
 =cut
diff --git a/doc/ssl/SSL_CONF_CTX_set_ssl_ctx.pod b/doc/ssl/SSL_CONF_CTX_set_ssl_ctx.pod
index cfb7cb2..4fc8f06 100644
--- a/doc/ssl/SSL_CONF_CTX_set_ssl_ctx.pod
+++ b/doc/ssl/SSL_CONF_CTX_set_ssl_ctx.pod
@@ -42,6 +42,6 @@
 
 =head1 HISTORY
 
-These functions were first added to OpenSSL 1.1.0
+These functions were first added to OpenSSL 1.0.2
 
 =cut
diff --git a/doc/ssl/SSL_CONF_cmd.pod b/doc/ssl/SSL_CONF_cmd.pod
index 0fbf0d7..5952072 100644
--- a/doc/ssl/SSL_CONF_cmd.pod
+++ b/doc/ssl/SSL_CONF_cmd.pod
@@ -312,7 +312,7 @@
 
 =head1 RETURN VALUES
 
-SSL_CONF_cmd() return 1 if the value of B<cmd> is recognised and B<value> is
+SSL_CONF_cmd() returns 1 if the value of B<cmd> is recognised and B<value> is
 B<NOT> used and 2 if both B<cmd> and B<value> are used. In other words it
 returns the number of arguments processed. This is useful when processing
 command lines.
@@ -337,6 +337,6 @@
 
 =head1 HISTORY
 
-SSL_CONF_cmd() was first added to OpenSSL 1.1.0
+SSL_CONF_cmd() was first added to OpenSSL 1.0.2
 
 =cut
diff --git a/doc/ssl/SSL_CONF_cmd_argv.pod b/doc/ssl/SSL_CONF_cmd_argv.pod
index 8d495ba..246eaa5 100644
--- a/doc/ssl/SSL_CONF_cmd_argv.pod
+++ b/doc/ssl/SSL_CONF_cmd_argv.pod
@@ -20,7 +20,7 @@
 =head1 RETURN VALUES
 
 SSL_CONF_cmd_argv() returns the number of command arguments processed: 0, 1, 2
-2 or a negative error code.
+or a negative error code.
 
 If -2 is returned then an argument for a command is missing.
 
@@ -37,6 +37,6 @@
 
 =head1 HISTORY
 
-These functions were first added to OpenSSL 1.1.0
+These functions were first added to OpenSSL 1.0.2
 
 =cut