two more demos - for the idf fixed build

[ladyada]

cheerlights neopixels + localtime clock display

[jerryneedell]

Tested the Cheerlights demo -- works great!
I tried to test the clock demo , but whne I dowload the Helvitica-Bold-100.bdf file it is 4Mbytes and I can't fit it on the MagTag

[jerryneedell]

ah -- redownloaded the fonts but now the simpleclock gives

 Press any key to enter the REPL. Use CTRL-D to reload.
Adafruit CircuitPython 6.0.0-rc.2-260-g231e3d362 on 2020-11-14; MagTag with ESP32S2
>>> import clock
Set background to 16777215
Displaying color
Connecting to AP Needell Airport

Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "clock.py", line 19, in <module>
TypeError: unexpected keyword argument 'text_anchor_point'
>>> 

[FoamyGuy]

@jerryneedell you need the latest version of magtag library that added the text anchoring: adafruit/Adafruit_CircuitPython_MagTag#7

[ladyada]

yah i am doing a lot of 'quick n dirty' tests to find bugs

[FoamyGuy]

I successfully tested the SimpleClock script with the build from esp-idf PR