Update docker-compose docs to mention git submodule

diff --git a/Docker-README.md b/Docker-README.md
index 57f07dc750130b897c9884a07780a470dc502808..8f9691368ed6328d787899e12a04793a59242c0b 100644 (file)
--- a/Docker-README.md
+++ b/Docker-README.md
@@ -12,6 +12,9 @@ The Dockerfiles:
 
 Other data involved in the Docker build process can be found at https://github.com/PowerDNS/pdns/tree/master/dockerdata
 
+> **Note**
+> If you are building the Dockerfiles directly from the git repo, make sure you run `git submodule init` followed by `git submodule update` first.
+
 # Usage
 
 The images are ready to run with limited functionality.
@@ -39,8 +42,8 @@ In a plain Docker or Compose setup, this can be done by using the host PID names
 
 # Compose example
 
-We have a Docker Compose example at https://github.com/PowerDNS/pdns/blob/master/docker-compose.yml .
-It brings up all three services, and exposes them to eachother by name (using Docker's internal DNS).
+We have a Docker Compose example at https://github.com/PowerDNS/pdns/blob/master/docker-compose.yml.
+It brings up all three services, and exposes them to each other by name (using Docker's internal DNS).
 In the dockerdata dir, you can find an example dnsdist Lua config (with Python helper to make DNS lookups non-blocking for dnsdist) for managing your auth/rec backends by name.
 
 # Privileged ports