Merge branch 'feature-envvar-sen2cor' into 'master'

Add sen2cor bashrc path cfg environment variable option

See merge request espace-dev/sen2chain!22

sen2chain/config.py

@@ -87,6 +87,11 @@ class Config:
         else:
             self._create_config()
 
+        # Override the Sen2cor Bashrc path with an environment variable if it exists
+        env_sen2cor_bashrc_paths = os.environ.get("SEN2CHAIN_SEN2COR_BASHRC_PATHS","")
+        if env_sen2cor_bashrc_paths:
+            self._config_params["SEN2COR PATH"]["sen2cor_bashrc_paths"] = env_sen2cor_bashrc_paths
+
         self.config_dict = dict()
 
         for section in self._config_params.sections():