Remove unused peak_learning_results Signal attribute.
Merge pull request #215 from francisco-dlp/remove_peak_learning_results

Remove unused peak_learning_results Signal attribute.
Rename metadata._Internal_parameters -> metadata._HyperSpy
Merge pull request #216 from francisco-dlp/rename_internal_parameters

Rename metadata._Internal_parameters -> metadata._HyperSpy
BUG: typos SEM to TEM
Merge pull request #217 from pburdet/BUG_import_SEM

BUG: typos SEM to TEM
Add metadata.Signal.binned leaf and set the default value for the different signals.
Automatic style corrections courtesy of autopep8.
Add tests
Automatic style corrections courtesy of autopep8.
New Signal.integrate1D method. Use the new method in all funtions that perform an integration that should be performed differently for binned signals.
Automatic style corrections courtesy of autopep8.
BUG: title of first signal was modified by stack

solved
Merge pull request #218 from pburdet/BUG_stack_title

BUG: title of first signal was modified by stack
Make fitting Signal.binned awared.
Automatic style corrections courtesy of autopep8.
BUGFIX: stack of stacks titles disappearing after splitting again to originals
BUG: importing old EDS file
Merge pull request #219 from to266/stack_title_test_fix

BUGFIX: stack of stacks titles disappearing after splitting again to ori...
Merge pull request #220 from pburdet/BUG_importing_old_EDS_file

BUG: importing old EDS file