Fix some whitespaces and return at EOF

lib/rubella/input/json.rb

@@ -44,4 +44,4 @@ module Rubella
     end
 
   end
-end
+end

lib/rubella/output/ascii.rb

@@ -33,9 +33,9 @@ module Rubella
                   [" ", " ", "░", "░", "▒", "▒", "▓", "▓", "█", "█"]
         @symbols["shades_ascii"] =
                   [" ", "·", "⚬", "∞", "@", "#", "░", "▒", "▓", "█"]
-        @symbols["ascii"]       =
+        @symbols["ascii"]        =
                   [" ", "·", ",", ";", "o", "O", "%", "8", "@", "#"]
-        @symbols["numbers"] =
+        @symbols["numbers"]      =
                   [" ", "1", "2", "3", "4", "5", "6", "7", "8", "9"]
 
         self.used_symbols = "shades_ascii"

spec/unit/rubella/input/base/each_spec.rb

@@ -13,4 +13,4 @@ describe Rubella::Input::Base, '.each' do
     expect(sum).to eq(12)
   end
 
-end
+end

spec/unit/rubella/input/base/new_spec.rb

@@ -14,4 +14,4 @@ describe Rubella::Input::Base, '.new' do
     expect(input.data).to eq(54)
   end
 
-end
+end

spec/unit/rubella/input/json/each_spec.rb

@@ -13,4 +13,4 @@ describe Rubella::Input::JSON, '.each' do
     expect(sum).to eq(12)
   end
 
-end
+end

spec/unit/rubella/output/ascii/new_spec.rb

@@ -54,4 +54,3 @@ end
 class Rubella::Output::AsciiImplementation < Rubella::Output::Base
   attr_reader :data
 end
-

spec/unit/rubella/storage/data_spec.rb

@@ -8,4 +8,4 @@ describe Rubella::Storage, '.data' do
     expect(storage.data).to eq([3, 4, 5])
   end
 
-end
+end

spec/unit/rubella/storage/new_spec.rb

@@ -40,4 +40,4 @@ describe Rubella::Storage, '.new' do
     expect(storage.data.length).to eq(2)
   end
 
-end
+end

spec/unit/rubella/weighting/per_count/parse_spec.rb

@@ -58,4 +58,4 @@ describe Rubella::Weighting::PerCount, '.parse' do
     expect(storage.data[0][0]).to eq(0.0)
   end
 
-end
+end