Edit some comments in the code

src/scripts/startup/create_dhparams.sh

@@ -1,9 +1,10 @@
 #!/bin/bash
 
 # This method may take an extremely long time to complete, be patient.
-# It should be possible to use the same dhparam file for all sites, just specify
-# the same file path under the "ssl_dhparam" parameter in the Nginx server
-# config. The file should be stored somewhere under /etc/letsencrypt/dhparams/
+# It should be possible to use the same dhparam file for all sites, just
+# specify the same file path under the "ssl_dhparam" parameter in the Nginx
+# server config.
+# The created file should be stored somewhere under /etc/letsencrypt/dhparams/
 # to ensure persistence between restarts.
 create_dhparam() {
     if [ -z "$DHPARAM_SIZE" ]; then

src/scripts/util.sh

@@ -91,9 +91,9 @@ auto_enable_configs() {
     done
 }
 
-# Helper function to ask certbot for the given domain(s). The CERTBOT_EMAIL
-# environment variable must be defined, so that Let's Encrypt may contact you
-# in case of security issues.
+# Helper function to ask certbot to request a certificate for the given
+# domain(s). The CERTBOT_EMAIL environment variable must be defined, so that
+# Let's Encrypt may contact you in case of security issues.
 get_certificate() {
     echo "Getting certificate for domain $1 on behalf of user $2"
     PRODUCTION_URL='https://acme-v02.api.letsencrypt.org/directory'