.rubocop.yml in red_amber-0.2.2 vs .rubocop.yml in red_amber-0.2.3

@@ -58,10 +58,11 @@
 # 18..30 unsatisfactory
 # > 30 dangerous
 Metrics/AbcSize:
   Max: 30
   Exclude:
+    - 'lib/red_amber/data_frame_combinable.rb' # Max: 43
     - 'lib/red_amber/data_frame_displayable.rb' # Max: 55
     - 'lib/red_amber/data_frame_reshaping.rb' # Max 40.91
     - 'lib/red_amber/data_frame_selectable.rb' # Max: 51
     - 'lib/red_amber/data_frame_variable_operation.rb' # Max: 30.15
     - 'lib/red_amber/vector_updatable.rb' # Max: 36
@@ -78,41 +79,52 @@
   Max: 100
   Exclude:
     - 'test/**/*'
     - 'lib/red_amber/data_frame.rb' #Max: 131
     - 'lib/red_amber/vector.rb' #Max: 102
+    - 'lib/red_amber/group.rb' #Max: 103
 
 # Max: 7
 Metrics/CyclomaticComplexity:
   Max: 12
   Exclude:
+    - 'lib/red_amber/data_frame_combinable.rb' # Max: 15
     - 'lib/red_amber/data_frame_displayable.rb' # Max: 18
     - 'lib/red_amber/data_frame_selectable.rb' # Max: 14
     - 'lib/red_amber/helper.rb' # Max: 15
     - 'lib/red_amber/vector_selectable.rb' # Max: 13
     - 'lib/red_amber/vector_updatable.rb' # Max: 14
 
 # Max: 10
 Metrics/MethodLength:
   Max: 30
   Exclude:
+    - 'lib/red_amber/data_frame_combinable.rb' # Max: 38
     - 'lib/red_amber/data_frame_displayable.rb' # Max: 33
     - 'lib/red_amber/data_frame_selectable.rb' # Max: 38
     - 'lib/red_amber/data_frame_variable_operation.rb' # Max: 35
 
 # Max: 100
 Metrics/ModuleLength:
   Max: 100
   Exclude:
+    - 'lib/red_amber/data_frame_combinable.rb' # Max: 108
     - 'lib/red_amber/data_frame_displayable.rb' # Max: 132
     - 'lib/red_amber/data_frame_selectable.rb' # Max: 141
     - 'lib/red_amber/data_frame_variable_operation.rb' # Max: 110
     - 'lib/red_amber/vector_functions.rb' # Max: 114
 
+# Max: 5
+Metrics/ParameterLists:
+  Max: 6
+  # Exclude:
+  #   - 'lib/red_amber/data_frame_combinable.rb' # Max: 6
+
 # Max: 8
 Metrics/PerceivedComplexity:
   Max: 13
   Exclude:
+    - 'lib/red_amber/data_frame_combinable.rb' # Max: 14
     - 'lib/red_amber/data_frame_selectable.rb' # Max: 14
     - 'lib/red_amber/helper.rb' # Max: 15
     - 'lib/red_amber/vector_updatable.rb' # Max: 15
     - 'lib/red_amber/data_frame_displayable.rb' # Max: 19