add Zhi and Eric to the .zenodo file (#242)

+ alphabetize it and remove names from the ack to point to the zenodo file

Author: zingale

.zenodo.json

@@ -4,24 +4,32 @@
             "name": "the Pyro Development Team"
         },
         {
-            "affiliation": "Department of Physics and Astronomy, Stony Brook University",
-            "name": "Harpole, Alice",
-            "orcid": "0000-0002-1530-781X"
+            "affiliation": "University of Houston",
+            "name": "Chegini, Taher",
+            "orcid": "0000-0002-5430-6000"
         },
-        {
-            "affiliation": "Department of Physics and Astronomy, Stony Brook University",
-            "name": "Zingale, Michael",
-            "orcid": "0000-0001-8401-030X"
+        {   "affiliation": "Department of Physics and Astronomy, Stony Brook University",
+            "name": "Chen, Zhi",
+            "orcid": "0000-0002-2839-107X"
         },
         {
             "affiliation": "University of Southampton",
             "name": "Hawke, Ian",
             "orcid": "0000-0003-4805-0309"
         },
         {
-            "affiliation": "University of Houston",
-            "name": "Chegini, Taher",
-            "orcid": "0000-0002-5430-6000"
+            "affiliation": "Department of Physics and Astronomy, Stony Brook University",
+            "name": "Harpole, Alice",
+            "orcid": "0000-0002-1530-781X"
+        },
+        {   "affiliation": "Department of Physics and Astronomy, Stony Brook University",
+            "name": "Johnson, Eric",
+            "orcid": "0000-0003-3603-6868"
+        },
+        {
+            "affiliation": "Department of Physics and Astronomy, Stony Brook University",
+            "name": "Zingale, Michael",
+            "orcid": "0000-0001-8401-030X"
         }
     ],
     "keywords": [

docs/source/ack.rst

@@ -1,12 +1,8 @@
 Acknowledgments
 ===============
 
-Pyro developed by (in alphabetical order):
-
-  * Alice Harpole
-  * Ian Hawke
-  * Michael Zingale
-
+The current pyro developers are listed in the `.zenodo.json` file that
+is used for releases.
 
 You are free to use this code and the accompanying notes in your
 classes. Please credit "pyro development team" for the code, and