Fix survey scans

Remove the assert for folders in survey wallets, this does mean currently they
will be ignored by troggle.

parsers/surveys.py

@@ -147,7 +147,7 @@ def parseSurveys(logfile=None):
     except (IOError, OSError):
         print("Survey CSV not found..")
         pass
-
+    
     for expedition in Expedition.objects.filter(year__gte=2000):   #expos since 2000, because paths and filenames were nonstandard before then
         parseSurveyScans(expedition)
 
@@ -189,7 +189,7 @@ def LoadListScansFile(survexscansfolder):
             gld.append((fyf, ffyf, fisdiryf))
     
     for (fyf, ffyf, fisdiryf) in gld:
-        assert not fisdiryf, ffyf
+        #assert not fisdiryf, ffyf
         if re.search(r"\.(?:png|jpg|jpeg)(?i)$", fyf):
             survexscansingle = SurvexScanSingle(ffile=ffyf, name=fyf, survexscansfolder=survexscansfolder)
             survexscansingle.save()