Fix all Layout/SpaceAroundOperators rubocop issues and remove file list from rubocop_todo list

spec/controllers/admin/api/stats_controller_spec.rb

@@ -36,7 +36,7 @@ describe Admin::Api::StatsController do
         expect(response).to be_ok
 
         data = JSON.parse(response.body)
-        expect(data).to eq "x"=>["2015-01-01", "2015-01-02"], "Foo"=>[2, 1]
+        expect(data).to eq "x" => ["2015-01-01", "2015-01-02"], "Foo" => [2, 1]
       end
 
       it 'should return combined comma separated events formated for working with c3.js' do
@@ -46,7 +46,7 @@ describe Admin::Api::StatsController do
         expect(response).to be_ok
 
         data = JSON.parse(response.body)
-        expect(data).to eq "x"=>["2015-01-01", "2015-01-02", "2015-01-03"], "Foo"=>[2, 1, 0], "Bar"=>[1, 0, 2]
+        expect(data).to eq "x" => ["2015-01-01", "2015-01-02", "2015-01-03"], "Foo" => [2, 1, 0], "Bar" => [1, 0, 2]
       end
     end
 
@@ -65,7 +65,7 @@ describe Admin::Api::StatsController do
         expect(response).to be_ok
 
         data = JSON.parse(response.body)
-        expect(data).to eq "x"=>["2015-01-01", "2015-01-02"], "Visits"=>[2, 1]
+        expect(data).to eq "x" => ["2015-01-01", "2015-01-02"], "Visits" => [2, 1]
       end
     end
 
@@ -88,7 +88,7 @@ describe Admin::Api::StatsController do
         expect(response).to be_ok
 
         data = JSON.parse(response.body)
-        expect(data).to eq "x"=>["2015-01-01", "2015-01-02"], "Foo"=>[1, 2], "Visits"=>[2, 1]
+        expect(data).to eq "x" => ["2015-01-01", "2015-01-02"], "Foo" => [1, 2], "Visits" => [2, 1]
       end
     end
 
@@ -107,7 +107,7 @@ describe Admin::Api::StatsController do
         expect(response).to be_ok
 
         data = JSON.parse(response.body)
-        expect(data).to eq "x"=>["2017-04-01", "2017-04-02"], "Budget Investments"=>[1, 2]
+        expect(data).to eq "x" => ["2017-04-01", "2017-04-02"], "Budget Investments" => [1, 2]
       end
     end
   end