Merge pull request #262 from excid3/redis-url-env

Support Redis configuration with REDIS_URL env var

config/cable.yml

@@ -1,6 +1,6 @@
 default: &default
   adapter: redis
-  url: redis://localhost:6379
+  url: <%= ENV.fetch("REDIS_URL") { "redis://localhost:6379" } %>
 
 development:
   <<: *default

config/initializers/resque.rb

@@ -0,0 +1 @@
+Resque.redis = ENV.fetch("REDIS_URL") { "redis://localhost:6379" }