Put all number-words on one line in the corpus

This makes pocketsphinx pick up way fewer false-positives of single
number-words as recognised sentences.  It doesn't seem to make any
difference in anything else, but fewer false-positives is always nice.

kayleevc/kaylee.py

                 strings.write(voice_cmd.strip().replace('%d', '') + "\n")
             # Add number words to the corpus
             for word in self.number_parser.number_words:
-                strings.write(word + "\n")
+                strings.write(word + " ")
+            strings.write("\n")
 
     def log_history(self, text):
         if self.options['history']: