various small fixes

- fix some earlyInit and initModules methods
- remove some comments
- change name of Done unique value to 'Done', this seems more
  useful for __repr__ and debug logging

Change-Id: I73f0e09bfef858ddca11bba0e92e941ebc151160
Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/27907
Tested-by: Jenkins Automated Tests <pedersen+jenkins@frm2.tum.de>
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>
Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>

secop_psi/ls370sim.py

@@ -42,7 +42,6 @@ class Ls370Sim(Communicator):
         for fmt, v in self.CHANNEL_COMMANDS:
             for chan in range(1,17):
                 self._data[fmt % chan] = v
-        # mkthread(self.run)
 
     def communicate(self, command):
         self.comLog('> %s' % command)