remove "Anon" from AMA style and replace by title substitute (and som…

…e clean-up)

american-medical-association.csl

@@ -18,20 +18,17 @@
   <macro name="editor">
     <names variable="editor">
       <name name-as-sort-order="all" sort-separator=" " initialize-with="" delimiter=", " delimiter-precedes-last="always"/>
-      <label form="short" prefix=", " text-case="lowercase" suffix="." strip-periods="true"/>
+      <label form="short" prefix=", "/>
     </names>
   </macro>
-  <macro name="anon">
-    <text term="anonymous" form="short" text-case="capitalize-first" strip-periods="true"/>
-  </macro>
   <macro name="author">
     <group suffix=".">
       <names variable="author">
         <name name-as-sort-order="all" sort-separator=" " initialize-with="" delimiter=", " delimiter-precedes-last="always"/>
-        <label form="short" prefix=" " suffix="" text-case="lowercase" strip-periods="true"/>
+        <label form="short" prefix=", "/>
         <substitute>
           <names variable="editor"/>
-          <text macro="anon"/>
+          <text macro="title"/>
         </substitute>
       </names>
     </group>
@@ -42,7 +39,6 @@
       <substitute>
         <names variable="editor"/>
         <names variable="translator"/>
-        <text macro="anon"/>
       </substitute>
     </names>
   </macro>
@@ -103,7 +99,7 @@
       <if is-numeric="edition">
         <group delimiter=" ">
           <number variable="edition" form="ordinal"/>
-          <text term="edition" form="short" suffix="." strip-periods="true"/>
+          <text term="edition" form="short"/>
         </group>
       </if>
       <else>
@@ -202,7 +198,7 @@
           <group suffix="," prefix=" " delimiter=" ">
             <text macro="editor" prefix="(" suffix=")"/>
           </group>
-          <group prefix=" " suffix=" " delimiter=" ">
+          <group prefix=" " delimiter=" ">
             <text variable="container-title"/>
             <text variable="volume"/>
           </group>