Update spring and spring-commands-spinach

Spring changelog: https://git.io/vVAUY

Gemfile

@@ -285,9 +285,9 @@ group :development, :test do
   gem 'teaspoon', '~> 1.1.0'
   gem 'teaspoon-jasmine', '~> 2.2.0'
 
-  gem 'spring', '~> 1.6.4'
+  gem 'spring',                   '~> 1.7.0'
   gem 'spring-commands-rspec',    '~> 1.0.4'
-  gem 'spring-commands-spinach',  '~> 1.0.0'
+  gem 'spring-commands-spinach',  '~> 1.1.0'
   gem 'spring-commands-teaspoon', '~> 0.0.2'
 
   gem 'rubocop', '~> 0.38.0', require: false

Gemfile.lock

@@ -769,10 +769,10 @@ GEM
       spinach (>= 0.4)
     spinach-rerun-reporter (0.0.2)
       spinach (~> 0.8)
-    spring (1.6.4)
+    spring (1.7.1)
     spring-commands-rspec (1.0.4)
       spring (>= 0.9.1)
-    spring-commands-spinach (1.0.0)
+    spring-commands-spinach (1.1.0)
       spring (>= 0.9.1)
     spring-commands-teaspoon (0.0.2)
       spring (>= 0.9.1)
@@ -1030,9 +1030,9 @@ DEPENDENCIES
   slack-notifier (~> 1.2.0)
   spinach-rails (~> 0.2.1)
   spinach-rerun-reporter (~> 0.0.2)
-  spring (~> 1.6.4)
+  spring (~> 1.7.0)
   spring-commands-rspec (~> 1.0.4)
-  spring-commands-spinach (~> 1.0.0)
+  spring-commands-spinach (~> 1.1.0)
   spring-commands-teaspoon (~> 0.0.2)
   sprockets (~> 3.6.0)
   state_machines-activerecord (~> 0.3.0)