Date histogram: Add second, decade, century and millenium aggregations

lib/cartodb/models/dataview/histograms/date-histogram.js

@@ -127,8 +127,11 @@ const dateIntervalQueryTpl = ctx => `
         FROM __cdb_interval_in_minutes, __cdb_dates
     )
     SELECT
+        ROUND(__cdb_days / 365243) AS millennium,
+        ROUND(__cdb_days / 36525) AS century,
+        ROUND(__cdb_days / 3652) AS decade,
         ROUND(__cdb_days / 365) AS year,
-        ROUND(__cdb_days / 90) AS quarter,
+        ROUND(__cdb_days / 91) AS quarter,
         ROUND(__cdb_days / 30) AS month,
         ROUND(__cdb_days / 7) AS week,
         __cdb_days AS day,
@@ -143,13 +146,17 @@ const MAX_INTERVAL_VALUE = 366;
 
 const DATE_AGGREGATIONS = {
     'auto': true,
+    'second' : true,
     'minute': true,
     'hour': true,
     'day': true,
     'week': true,
     'month': true,
     'quarter': true,
-    'year': true
+    'year': true,
+    'decade' : true,
+    'century' : true,
+    'millennium' : true
 };
 
 /**