Clean some code style violations

Gemfile

@@ -22,7 +22,7 @@ gem "sprockets", "~> 3.0"
 # Application
 gem "rails", "~> 4.2"
 gem "omniauth-github"
-gem 'omniauth-twitter'
+gem "omniauth-twitter"
 gem "friendly_id", "~> 5.1.0"
 gem "devise", "~> 3.5.2"
 
@@ -60,7 +60,7 @@ gem "reverse_markdown"
 gem "twitter"
 
 # Utility
-gem 'colorize'
+gem "colorize"
 
 group :development do
   gem "annotate"

app/controllers/members_controller.rb

@@ -14,7 +14,7 @@ def update
   private
 
   def find_member
-    @member = current_user.member ||current_user.build_member
+    @member = current_user.member || current_user.build_member
   end
 
   def permitted_attributes

spec/helpers/users_helper_spec.rb

@@ -3,23 +3,23 @@
 
 RSpec.describe UsersHelper, type: :helper do
   describe "avatar_for" do
-    let!(:member)     { create :member, picture: '/image.jpg' }
+    let!(:member)     { create :member, picture: "/image.jpg" }
     let(:gravatar_id) { Digest::MD5.hexdigest(member.email.downcase) }
 
     it "add an alt tag" do
       expect(avatar_for(member)).to include "alt=\"#{member.name}\""
     end
 
-    it 'supports html options' do
+    it "supports html options" do
       expect(avatar_for(member, html: { class: "gravatar" })).to include 'class="gravatar"'
     end
 
-    it 'points the picture' do
+    it "points the picture" do
       expect(avatar_for(member, size: 100)).to include member.picture
     end
 
-    context 'when member does not have a picture' do
-      let!(:member)     { create :member, picture: nil }
+    context "when member does not have a picture" do
+      let!(:member) { create :member, picture: nil }
       let(:test) { "src=\"https://secure.gravatar.com/avatar/#{gravatar_id}?s=100\"" }
 
       it "generates the right image tag from gravatar" do