move OGR environment variable to plugin (#462)

pygeoapi/plugin.py

@@ -30,7 +30,6 @@
 
 import importlib
 import logging
-import os
 
 LOGGER = logging.getLogger(__name__)
 
@@ -68,10 +67,6 @@ def load_plugin(plugin_type, plugin_def):
 
     name = plugin_def['name']
 
-    if name == "OGR":
-        os.environ["OGR_GEOJSON_MAX_OBJ_SIZE"] = os.environ.get(
-            "OGR_GEOJSON_MAX_OBJ_SIZE", "20MB")
-
     if plugin_type not in PLUGINS.keys():
         msg = 'Plugin type {} not found'.format(plugin_type)
         LOGGER.exception(msg)