feat! subplot metadata field for authors

Rename the field "author", which takes a single string value, to
"authors", which takes a list of strings. This way we're consistent
for single- and multi-author documents.

Sponsored-by: author

1 files changed, 8 insertions, 3 deletions

diff --git a/subplot.md b/subplot.md
index 2d494b3..0901133 100644
--- a/subplot.md
+++ b/subplot.md
@@ -637,7 +637,8 @@ they are how Pandoc recongizes the block.
 ~~~{.yaml .numberLines}
 ---
 title: "Subplot"
-author: The Subplot project
+authors:
+- The Subplot project
 date: work in progress
 bindings:
 - subplot.yaml
@@ -2449,7 +2450,9 @@ and file metadate.html contains "WIP"
 
 ~~~{#metadate.subplot .file .yaml .numberLines}
 title: The Fabulous Title
-author: Alfred Pennyworth and Geoffrey Butler
+authors:
+- Alfred Pennyworth
+- Geoffrey Butler
 date: WIP
 markdowns:
 - metadate.md
@@ -2478,7 +2481,9 @@ and file dateoption.html contains "FANCYDATE"
 
 ~~~{#dateless.subplot .file .yaml .numberLines}
 title: The Fabulous Title
-author: Alfred Pennyworth and Geoffrey Butler
+authors:
+- Alfred Pennyworth
+- Geoffrey Butler
 markdowns:
 - dateless.md
 ~~~