Remove unused and obsolete __version__ number

pcigale/__init__.py

@@ -20,8 +20,6 @@ from .session.configuration import Configuration
 from .analysis_modules import get_module
 from .managers.parameters import ParametersManager
 
-__version__ = "0.10.0"
-
 
 def init(config):
     """Create a blank configuration file.

pcigale_filters/__init__.py

@@ -14,8 +14,6 @@ import numpy as np
 
 from pcigale.data import Database, Filter
 
-__version__ = "0.1-alpha"
-
 
 def list_filters():
     """Print the list of filters in the pcigale database.