switch to go modules for dependancies

.drone.yml

@@ -9,7 +9,8 @@ pipeline:
       - wget https://git.openprivacy.ca/openprivacy/buildfiles/raw/master/tor/tor
       - wget https://git.openprivacy.ca/openprivacy/buildfiles/raw/master/tor/torrc
       - chmod a+x tor
-      - go list ./... | xargs go get
+      - export GO111MODULE=on
+      - go get
       - go get -u golang.org/x/lint/golint
   quality:
     image: golang