Initial logging-to-memory for web fetching 
mechanism
routing the new logging mechanism
Actual micropsi_logging.py implementation
Catching py.warnings
Making use of the new logging facility in
noedents
Mixed records now properly sorted
Link type check should be for string equality,
not identity
Hunting down non-determinisms, step 1, thread synchro
between world and agent
Hunting down non-determinisms, step 2: derandomizing
pre-native module state
Merge remote-tracking branch 'joscha/logging'
convenience: specify logger but not time