Use splitlines for readability

fblldb.py

@@ -41,7 +41,7 @@ def loadCommandsInDirectory(commandsDirectory):
 def loadCommand(module, command, directory, filename, extension):
   func = makeRunCommand(command, os.path.join(directory, filename + extension))
   name = command.name()
-  helpText = command.description().split('\n', 1)[0] # first line of description
+  helpText = command.description().splitlines()[0] # first line of description
 
   key = filename + '_' + name