adds .rubocop.yml + .rubocop_todo.yml

.rubocop.yml

@@ -0,0 +1,56 @@
+inherit_from: .rubocop_todo.yml
+
+AllCops:
+  Include:
+    - '**/Rakefile'
+    - '**/config.ru'
+  Exclude:
+    - 'db/**/*'
+    - 'config/**/*'
+    - 'script/**/*'
+  TargetRubyVersion: 2.3
+
+Rails:
+  Enabled: true
+
+Documentation:
+  Enabled: false
+
+Metrics/LineLength:
+  Max: 140
+
+Style/IndentationConsistency:
+  EnforcedStyle: rails
+
+Style/StringLiterals:
+  Enabled: false
+
+Style/FrozenStringLiteralComment:
+  Enabled: false
+
+Style/PercentLiteralDelimiters:
+  Enabled: false
+
+Style/EmptyLinesAroundClassBody:
+  Enabled: false
+
+Style/EmptyLinesAroundBlockBody:
+  Enabled: false
+
+Style/EmptyLinesAroundModuleBody:
+  Enabled: false
+
+Style/SpaceBeforeBlockBraces:
+  Enabled: false
+
+Style/SpaceInsideBrackets:
+  Enabled: false
+
+Style/SpaceInsideHashLiteralBraces:
+  Enabled: false
+
+Style/SpaceInsideBlockBraces:
+  Enabled: false
+
+Style/TrailingBlankLines:
+  Enabled: false