BUG Add newlines to ipython_log

This ensures that the ipython_log.py can actually be run.

IPython/core/magic.py

@@ -1178,11 +1178,12 b' Currently the magic system has the following functions:\\n"""'
                 log_write = logger.log_write
                 output_hist = self.shell.history_manager.output_hist
                 for n in range(1,len(input_hist)-1):
-                    log_write(input_hist[n].rstrip())
+                    log_write(input_hist[n].rstrip() + '\n')
                     if n in output_hist:
                         log_write(repr(output_hist[n]),'output')
             else:
-                logger.log_write(''.join(input_hist[1:]))
+                logger.log_write('\n'.join(input_hist[1:]))
+                logger.log_write('\n')
             if timestamp:
                 # re-enable timestamping
                 logger.timestamp = True