update mocks

Author: emilykl

test/image/mocks/11.json

@@ -214,7 +214,8 @@
     "xatype": "category",
     "yatype": "linear",
     "tag": "",
-    "ref": "paper"
+    "xref": "paper",
+    "yref": "paper"
    }
   ],
   "margin": {

test/image/mocks/14.json

@@ -167,7 +167,8 @@
     "xatype": "log",
     "yatype": "log",
     "tag": "",
-    "ref": "plot"
+    "xref": "plot",
+    "yref": "plot"
    },
    {
     "x": 0.15585471975544452,
@@ -198,7 +199,8 @@
     "xatype": "log",
     "yatype": "log",
     "tag": "",
-    "ref": "plot"
+    "xref": "plot",
+    "yref": "plot"
    },
    {
     "x": 1.8420351138192386,
@@ -229,7 +231,8 @@
     "xatype": "log",
     "yatype": "log",
     "tag": "",
-    "ref": "plot"
+    "xref": "plot",
+    "yref": "plot"
    },
    {
     "x": -0.5537301200821234,
@@ -260,7 +263,8 @@
     "xatype": "log",
     "yatype": "log",
     "tag": "",
-    "ref": "plot"
+    "xref": "plot",
+    "yref": "plot"
    },
    {
     "x": -2.701204903100102,
@@ -291,7 +295,8 @@
     "xatype": "log",
     "yatype": "log",
     "tag": "",
-    "ref": "plot"
+    "xref": "plot",
+    "yref": "plot"
    },
    {
     "x": -1.6961577824283882,
@@ -322,7 +327,8 @@
     "xatype": "log",
     "yatype": "log",
     "tag": "",
-    "ref": "plot"
+    "xref": "plot",
+    "yref": "plot"
    }
   ],
   "margin": {

test/image/mocks/17.json

@@ -612,7 +612,8 @@
     "xatype": "linear",
     "yatype": "linear",
     "tag": "",
-    "ref": "plot"
+    "xref": "plot",
+    "yref": "plot"
    }
   ],
   "margin": {

test/image/mocks/27.json

@@ -329,7 +329,8 @@
     "xatype": "linear",
     "yatype": "linear",
     "tag": "",
-    "ref": "plot"
+    "xref": "plot",
+    "yref": "plot"
    }
   ],
   "margin": {

test/image/mocks/29.json

@@ -2256,7 +2256,8 @@
     "xanchor": "auto",
     "yanchor": "auto",
     "tag": "",
-    "ref": "paper"
+    "xref": "paper",
+    "yref": "paper"
    }
   ],
   "margin": {