setting the index items number to 50

pelicanconf.py

@@ -26,7 +26,7 @@ TRANSLATION_FEED_ATOM = None
 AUTHOR_FEED_ATOM = None
 AUTHOR_FEED_RSS = None
 
-DEFAULT_PAGINATION = 25
+DEFAULT_PAGINATION = 50
 
 # Uncomment following line if you want document-relative URLs when developing
 PLUGIN_PATHS = ['./pelican-plugins', './plugins-custom']
@@ -72,4 +72,7 @@ DATEISH_PROPERTIES = ['event_start', 'event_end']
 IMAGE_PATH ="images"
 THUMBNAIL_KEEP_NAME = True
 THUMBNAIL_DIR ="images"
-THUMBNAIL_SIZES = {'thumb':'200x?', 'thumb2x':'400x?'}
+THUMBNAIL_SIZES = {'thumb':'200x?', 'thumb2x':'400x?'}
+
+# category url
+CATEGORY_URL = '/{slug}.html'