performed actions discussed in email #2
removed unused __str__ functions
a bit of ordering of the pipeline.py

ct/tools.py (whole file)
tm5/observationoperator.py: WriteRunRc
tools/initexit.py: SubmitSubStep
tools/general.py: CreateLinks, ToDectime, StoreData, RestoreData

- reduced to one the two-command messages logging 
- removed unnecessary commas and brackets in tuples definition
- removed unused imports
- __str__ definition: changed print to return
- removed unused values attribution ("dummy = ...")
- formatted the code
- repaired bad indentation
- removed dummy returns ("return None")
- removed non-meaning body of baseclasses.optimizer.Localize()

fixes in documentation string, also changed the randomseed file location and RestartFileList writing

moving the restart data now before collecting new, also purging the restart/current folder before collecting data

changed logic of resubmittng, now using settings and code of original job file, not a newly created one