restoring trend flex

rowers/forms.py

@@ -1322,7 +1322,7 @@ palettechoices = tuple((p, p) for p in palettes.keys())
 
 analysischoices = (
     ('boxplot', 'Box Chart'),
-#    ('trendflex', 'Trend Flex'),
+    ('trendflex', 'Trend Flex'),
     ('histo', 'Histogram'),
     ('flexall', 'Cumulative Flex Chart'),
     ('stats', 'Statistics'),

rowers/interactiveplots.py

@@ -3770,6 +3770,8 @@ def interactive_multiflex(datadf, xparam, yparam, groupby, extratitle='',
 
     datadf.index.names = ['index']
 
+
+
     source = ColumnDataSource(
         datadf,
     )