added rails version to migrations

db/migrate/20160515193612_create_db_folders.rb

-class CreateDbFolders < ActiveRecord::Migration
+class CreateDbFolders < ActiveRecord::Migration[5.0]
   def change
     create_table :db_folders do |t|
       t.string :name

db/migrate/20160515201220_create_db_files.rb

-class CreateDbFiles < ActiveRecord::Migration
+class CreateDbFiles < ActiveRecord::Migration[5.0]
   def change
     create_table :db_files do |t|
       t.string :name

db/migrate/20160516000545_create_db_streams.rb

-class CreateDbStreams < ActiveRecord::Migration
+class CreateDbStreams < ActiveRecord::Migration[5.0]
   def change
     create_table :db_streams do |t|
       t.string :name

db/migrate/20160516024809_add_path_to_db_files.rb

-class AddPathToDbFiles < ActiveRecord::Migration
+class AddPathToDbFiles < ActiveRecord::Migration[5.0]
   def change
     add_column :db_files, :path, :string
   end

db/migrate/20160517012203_add_parent_to_db_folders.rb

-class AddParentToDbFolders < ActiveRecord::Migration
+class AddParentToDbFolders < ActiveRecord::Migration[5.0]
   def change
     add_column :db_folders, :parent_id, :integer
   end

db/migrate/20160517015954_add_path_to_folder.rb

-class AddPathToFolder < ActiveRecord::Migration
+class AddPathToFolder < ActiveRecord::Migration[5.0]
   def change
     add_column :db_folders, :path, :string
   end

db/migrate/20160520145007_create_dbs.rb

-class CreateDbs < ActiveRecord::Migration
+class CreateDbs < ActiveRecord::Migration[5.0]
   def change
     create_table :dbs do |t|
       t.string :url

db/migrate/20160522180603_create_nilms.rb

-class CreateNilms < ActiveRecord::Migration
+class CreateNilms < ActiveRecord::Migration[5.0]
   def change
     create_table :nilms do |t|
       t.string :name

db/migrate/20160524023257_create_db_decimations.rb

-class CreateDbDecimations < ActiveRecord::Migration
+class CreateDbDecimations < ActiveRecord::Migration[5.0]
   def change
     create_table :db_decimations do |t|
       t.integer :start_time, :int, :limit=>8

db/migrate/20160524023832_add_fields_to_file.rb

-class AddFieldsToFile < ActiveRecord::Migration
+class AddFieldsToFile < ActiveRecord::Migration[5.0]
   def change
     add_column :db_decimations, :level, :integer
     add_column :db_files, :start_time, :integer, limit: 8

db/migrate/20160524161457_add_data_type_to_db_files.rb

-class AddDataTypeToDbFiles < ActiveRecord::Migration
+class AddDataTypeToDbFiles < ActiveRecord::Migration[5.0]
   def change
     add_column :db_files, :data_type, :string
   end

db/migrate/20160524161816_add_data_type_to_db_decimations.rb

-class AddDataTypeToDbDecimations < ActiveRecord::Migration
+class AddDataTypeToDbDecimations < ActiveRecord::Migration[5.0]
   def change
     add_column :db_decimations, :data_type, :string
   end

db/migrate/20160709231829_add_name_abbrev_to_db_file.rb

-class AddNameAbbrevToDbFile < ActiveRecord::Migration
+class AddNameAbbrevToDbFile < ActiveRecord::Migration[5.0]
   def change
     add_column :db_files, :name_abbrev, :string
   end

db/migrate/20160709232003_add_delete_locked_to_db_file.rb

-class AddDeleteLockedToDbFile < ActiveRecord::Migration
+class AddDeleteLockedToDbFile < ActiveRecord::Migration[5.0]
   def change
     add_column :db_files, :delete_locked, :boolean
   end

db/migrate/20160709232731_rename_scale_to_scale_factor_in_db_streams.rb

-class RenameScaleToScaleFactorInDbStreams < ActiveRecord::Migration
+class RenameScaleToScaleFactorInDbStreams < ActiveRecord::Migration[5.0]
   def change
     rename_column :db_streams, :scale, :scale_factor
   end

db/migrate/20160709232846_add_plottable_to_db_stream.rb

-class AddPlottableToDbStream < ActiveRecord::Migration
+class AddPlottableToDbStream < ActiveRecord::Migration[5.0]
   def change
     add_column :db_streams, :plottable, :boolean
     add_column :db_streams, :discrete, :boolean

db/migrate/20160709234451_remove_int_from_db_decimations.rb

-class RemoveIntFromDbDecimations < ActiveRecord::Migration
+class RemoveIntFromDbDecimations < ActiveRecord::Migration[5.0]
   def change
     remove_column :db_decimations, :int
   end

db/migrate/20160709235828_add_hidden_to_db_file.rb

-class AddHiddenToDbFile < ActiveRecord::Migration
+class AddHiddenToDbFile < ActiveRecord::Migration[5.0]
   def change
     add_column :db_files, :hidden, :boolean
     add_column :db_folders, :hidden, :boolean

db/migrate/20170104203706_change_file_to_stream.rb

 # frozen_string_literal: true
-class ChangeFileToStream < ActiveRecord::Migration
+class ChangeFileToStream < ActiveRecord::Migration[5.0]
   def change
     rename_table :db_streams, :db_elements
     rename_table :db_files, :db_streams

db/migrate/20170104205821_rename_foreign_element_key.rb

 # frozen_string_literal: true
-class RenameForeignElementKey < ActiveRecord::Migration
+class RenameForeignElementKey < ActiveRecord::Migration[5.0]
   def change
     rename_column :db_elements, :db_file_id, :db_stream_id
   end

db/migrate/20170104205937_rename_foreign_decimation_key.rb

 # frozen_string_literal: true
-class RenameForeignDecimationKey < ActiveRecord::Migration
+class RenameForeignDecimationKey < ActiveRecord::Migration[5.0]
   def change
     rename_column :db_decimations, :db_file_id, :db_stream_id
   end

db/migrate/20170104213820_extended_decimation_level_range.rb

 # frozen_string_literal: true
-class ExtendedDecimationLevelRange < ActiveRecord::Migration
+class ExtendedDecimationLevelRange < ActiveRecord::Migration[5.0]
   def change
     change_column :db_decimations, :level, :integer, limit: 8
   end

db/migrate/20170118011117_add_items_to_db_folders.rb

-class AddItemsToDbFolders < ActiveRecord::Migration
+class AddItemsToDbFolders < ActiveRecord::Migration[5.0]
   def change
     add_column :db_folders, :db_id, :integer
     add_column :db_folders, :start_time, :integer, limit: 8

db/migrate/20170118011803_fix_db_folder_attr.rb

-class FixDbFolderAttr < ActiveRecord::Migration
+class FixDbFolderAttr < ActiveRecord::Migration[5.0]
   def change
     rename_column :db_folders, :end_ime, :end_time
   end

db/migrate/20170118013812_add_db_to_db_stream.rb

-class AddDbToDbStream < ActiveRecord::Migration
+class AddDbToDbStream < ActiveRecord::Migration[5.0]
   def change
     add_column :db_streams, :db_id, :integer
   end