PyThermostat: Move scripts into subfolder

As Thermostat Python scripts are not single-file Python modules and
should be packaged inside PyThermostat.

pythermostat/example.py

@@ -1,5 +1,5 @@
 import time
-from pythermostat.client import Client
+from pytec.client import Client
 
 tec = Client() #(host="localhost", port=6667)
 tec.set_param("b-p", 1, "t0", 20)

pythermostat/pythermostat/autotune.py

@@ -3,7 +3,7 @@ import logging
 from collections import deque, namedtuple
 from enum import Enum
 
-from pythermostat.client import Client
+from pytec.client import Client
 
 # Based on hirshmann pid-autotune libiary
 # See https://github.com/hirschmann/pid-autotune

pythermostat/pythermostat/plot.py

@@ -3,7 +3,7 @@ import numpy as np
 import matplotlib.pyplot as plt
 import matplotlib.animation as animation
 from threading import Thread, Lock
-from pythermostat.client import Client
+from pytec.client import Client
 
 TIME_WINDOW = 300.0
 

pythermostat/pythermostat/test.py

@@ -1,6 +1,6 @@
 import argparse
 from contextlib import contextmanager
-from pythermostat.client import Client
+from pytec.client import Client
 
 
 CHANNELS = 2