Many more Rubocop-inspired code improvements

Data/Scripts/010_Data/002_PBS data/002_PhoneDatabase.rb

@@ -22,10 +22,3 @@ class PhoneDatabase
     @trainers         = []
   end
 end
-
-module PhoneMsgType
-  Generic       = 0
-  Greeting      = 1
-  Body          = 2
-  BattleRequest = 3
-end

Data/Scripts/010_Data/002_PBS data/005_Move.rb

@@ -570,9 +570,10 @@ module GameData
       when "09D" then new_code = "StartWeakenElectricMoves"
       when "09E" then new_code = "StartWeakenFireMoves"
       when "09F"
-        if data[:id] == :MULTIATTACK
+        case data[:id]
+        when :MULTIATTACK
           new_code = "TypeDependsOnUserMemory"
-        elsif data[:id] == :TECHNOBLAST
+        when :TECHNOBLAST
           new_code = "TypeDependsOnUserDrive"
         else
           new_code = "TypeDependsOnUserPlate"

Data/Scripts/010_Data/002_PBS data/009_Species_Files.rb

@@ -16,7 +16,7 @@ module GameData
       for i in 0...2**factors.length
         # Set try_ parameters for this combination
         factors.each_with_index do |factor, index|
-          value = ((i / (2**index)) % 2 == 0) ? factor[1] : factor[2]
+          value = ((i / (2**index)).even?) ? factor[1] : factor[2]
           case factor[0]
           when 0 then try_species   = value
           when 1 then try_form      = value