version 1.0.3.c:
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* bug fix when saving user definitions
* bug fix with the initial size of the user definitions plugins
* updated the job template writing
* small refactoring of the save job template command line option
* removed unused imports
* removed white spaces

version 1.0.3.b:
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* bug fix with JobControllerPanel in case of crashing jobs
* regression fixed due to trials to get rid of relative imports MDANSE/Externals/pubsub package

version 1.0.3.a:
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* updated `MDANSE/__pkginfo__.py` module