Provide systemd files

+ move example cfg from etc/ to cfg/

Change-Id: I437b3e2aaca55539ff110f5a46e411b34e0a0b9c
Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/21319
Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de>
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>

cfg/sim_mlz_cci3he1.cfg

@@ -0,0 +1,93 @@
+[node cci3he1]
+description = [sim] cci3he box of MLZ Sample environment group
+	.
+	Controls an 3He insert with an ls370 and an PLC controlling
+        the compressor and the valves of the gas handling.
+
+.meaning={'T_regulation':{'T_cci3he1':300}, 'T_sample':{'T_cci3he1_A':300, 'T_cci3he1_B':280}}
+
+[interface tcp]
+type=tcp
+bindto=0.0.0.0
+bindport=10767
+
+[module T_cci3he1]
+class=secop.simulation.SimDrivable
+.description=Main temperature control node of cci3he1.
+	.
+	Controls the regulation loop of the ls370.
+value.unit='K'
+value.default=300
+target.datatype=["double", 0, 300]
+target.default=300
+target.unit='K'
+.extra_params=ramp
+ramp.datatype=["double",0,600]
+ramp.description=target ramping speed in K/min.
+ramp.default=60
+ramp.unit=K/min
+
+[module T_cci3he1_A]
+class=secop.simulation.SimReadable
+.description=3He pot temperature sensor. Also used for the regulation.
+.visibility=expert
+value.default=300
+value.unit='K'
+
+[module T_cci3he1_B]
+class=secop.simulation.SimReadable
+.description=(optional) sample temperature sensor close to sample.
+.visibility=expert
+value.default=300
+value.unit='K'
+
+[module cci3he1_p1]
+class=secop.simulation.SimReadable
+.description=Pressure at turbo pump inlet.
+.visibility=expert
+value.default=999
+value.unit=mbar
+
+[module cci3he1_p2]
+class=secop.simulation.SimReadable
+.description=Pressure at turbo pump outlet.
+.visibility=expert
+value.default=999
+value.unit=mbar
+
+[module cci3he1_p3]
+class=secop.simulation.SimReadable
+.description=Pressure at compressor inlet.
+.visibility=expert
+value.default=999
+value.unit=mbar
+
+[module cci3he1_p4]
+class=secop.simulation.SimReadable
+.description=Pressure at compressor outlet.
+.visibility=expert
+value.default=999
+value.unit=mbar
+
+[module cci3he1_p5]
+class=secop.simulation.SimReadable
+.description=Pressure in dump tank.
+.visibility=expert
+value.default=999
+value.unit=mbar
+
+[module cci3he1_p6]
+class=secop.simulation.SimReadable
+.description=Pressure in the vacuum dewar (ivc).
+.visibility=expert
+value.default=999
+value.unit=mbar
+
+[module cci3he1_flow]
+class=secop.simulation.SimReadable
+.description=Gas Flow (condensing line).
+.visibility=expert
+value.default=999
+value.unit=mln/min
+
+# note: all valves and switches are missing: use VNC to control them