rename ClassCompiler to MomComplier

ended up not even using the class, it just came from there
It actually compiles methods, and it turns out is the point where builtin comes into the picture as it's boot process also returns method compilers

lib/mom/mom.rb

@@ -15,4 +15,4 @@ module Mom
 end
 
 require_relative "instruction/instruction.rb"
-require_relative "class_compiler"
+require_relative "mom_compiler"

lib/mom/mom_compiler.rb

@@ -1,10 +1,9 @@
 module Mom
-  class ClassCompiler
+  class MomCompiler
     attr_reader :clazz , :method_compilers
 
-    def initialize(clazz , compilers)
-      @clazz = clazz
-      @method_compilers = compilers
+    def initialize(compilers = [])
+      @method_compilers = Builtin.boot_functions + compilers
     end
 
     # Translate code to whatever cpu is specified.