Remove text search limit

Rather than use hardcoded values for text search limit,
we fit the value within the configurable Dreyfus max_limit
parameter.

FogBugzID: 44968
diff --git a/src/mango_cursor_text.erl b/src/mango_cursor_text.erl
index c774c82..ec83240 100644
--- a/src/mango_cursor_text.erl
+++ b/src/mango_cursor_text.erl
@@ -49,10 +49,8 @@
 
     Opts = unpack_bookmark(Db#db.name, Opts0),
 
-    % Limit the result set size to 50 for Clouseau's
-    % sake. We may want to revisit this.
-    Limit0 = couch_util:get_value(limit, Opts, 50),
-    Limit = if Limit0 < 50 -> Limit0; true -> 50 end,
+    DreyfusLimit = get_dreyfus_limit(),
+    Limit = erlang:min(DreyfusLimit, couch_util:get_value(limit, Opts, 50)),
     Skip = couch_util:get_value(skip, Opts, 0),
     Fields = couch_util:get_value(fields, Opts, all_fields),
 
@@ -282,12 +280,11 @@
 
 
 get_limit(CAcc) ->
-    Total = CAcc#cacc.limit + CAcc#cacc.skip,
-    if
-        Total < 25 -> 25;
-        Total > 100 -> 100;
-        true -> Total
-    end.
+    erlang:min(get_dreyfus_limit(), CAcc#cacc.limit + CAcc#cacc.skip).
+
+
+get_dreyfus_limit() ->
+    list_to_integer(config:get("dreyfus", "max_limit", "200")).
 
 
 get_json_docs(DbName, Hits) ->
diff --git a/test/08-text-limit-test.py b/test/08-text-limit-test.py
index 8478773..45c0bc4 100644
--- a/test/08-text-limit-test.py
+++ b/test/08-text-limit-test.py
@@ -48,11 +48,12 @@
 
     # We reach our cap here of 50
     def test_limit_field5(self):
-        q = {"$or": [{"user_id" : {"$lt" : 100}}, {"filtered_array.[]": 1}]}
-        docs = self.db.find(q, limit=55)
-        assert len(docs) == 50
+        q = {"age": {"$exists": True}}
+        docs = self.db.find(q, limit=250)
+        print len(docs)
+        assert len(docs) == 75
         for d in docs:
-            assert d["user_id"] < 100
+            assert d["age"] < 100
 
     def test_limit_skip_field1(self):
         q = {"$or": [{"user_id" : {"$lt" : 100}}, {"filtered_array.[]": 1}]}