Merge pull request #27 from devilbox/release-0.31

Use latest cert-gen version

Author: cytopia

Dockerfile

@@ -12,7 +12,7 @@ LABEL \
 ### Build arguments
 ###
 ARG VHOST_GEN_GIT_REF=0.15
-ARG CERT_GEN_GIT_REF=0.2
+ARG CERT_GEN_GIT_REF=0.7
 
 ENV BUILD_DEPS \
 	git \

README.md

@@ -267,5 +267,5 @@ It allows any of the following combinations:
 ## Version
 
 ```
-nginx version: nginx/1.15.9
+nginx version: nginx/1.17.6
 ```