Add x2s3667 & x2s3668 - basic graphing

data/x2s3667/databox/x2s3667.shotcfg

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+# Config file for x2s3667
+
+#details of the condition
+
+driver_condition = 'He:1.0'
+test_gas = 'gas_giant_80_he'
+secondary = False
+nozzle = True
+conehead = True
+area_ratio = 5.64
+piston = 'lwp-2.5mm'
+shock_over_model = True
+
+#fill pressures (in Pa)
+nominal_shock_tube_fill = 2000.0
+nominal_acc_tube_fill = 0.5
+
+actual_shock_tube_fill = nominal_shock_tube_fill
+actual_acc_tube_fill = 0.52
+
+#any notes about the condition
+
+notes = "None."
+
+canny_settings_dict = {}
+
+canny_settings_dict['at'] = {'sigma':2, 'derivative_threshold':0.001, 'post_suppression_threshold':0.08}
+# supposedly this is a way to copy dictionaries in Python...
+# copy the at dictionary and then add a start time which is past the mechanical noise
+canny_settings_dict['at7'] = dict(canny_settings_dict['at'])
+canny_settings_dict['at7']['start_time'] = 0.00180
+canny_settings_dict['at8'] = canny_settings_dict['at7']
+canny_settings_dict['sd'] = {'sigma':2, 'derivative_threshold':1.0, 'post_suppression_threshold':10.0}
+canny_settings_dict['st'] = canny_settings_dict['at']
+canny_settings_dict['pt'] = {'sigma':3, 'derivative_threshold':0.001, 'post_suppression_threshold':0.07,'start_time':0.00180}
+canny_settings_dict['trigbox'] = {'sigma':1, 'derivative_threshold':10.0, 'post_suppression_threshold':100.0,'start_time':0.00150}