Compability adjustments for 2017

Author: brandynlucca

echopop/core.py

@@ -11,11 +11,14 @@
 NAME_CONFIG = {
     "cell portion": "fraction_cell_in_polygon",
     "cluster name": "stratum_num",
+    "cluster number": "stratum_num",
     "frequency": "length_count",
     "haul": "haul_num",
     "haul end": "haul_end",
     "haul start": "haul_start",
+    "haul  start": "haul_start", 
     "haul": "haul_num",
+    "inpfc": "stratum_num",
     "latitude": "latitude",
     "latitude (upper limit)": "northlimit_latitude",
     "latitude of centroid": "centroid_latitude",