Closes #301: (#307)

* #301: edoardo added as author, and author/contributor distinction implemented as in core admiral package

* #301 chore: document

DESCRIPTION

@@ -5,15 +5,16 @@ Version: 0.5.0
 Authors@R: c(
     person("Ben", "Straub", email = "[email protected]", role = c("aut", "cre")),
     person("Stefan", "Bundfuss", role = "aut"),
-    person("Thomas", "Neitmann", role = "aut"),
-    person("Samia", "Kabi", role = "aut"),
-    person("Pooja", "Kumari", role = "aut"),
-    person("Syed", "Mubasheer", role = "aut"),
+    person("Jeffrey", "Dickinson", role = "aut"),
     person("Ross", "Farrugia", role = "aut"),
+    person("Pooja", "Kumari", role = "aut"),
+    person("Edoardo", "Mancini", role = "aut"),
     person("Sadchla", "Mascary", role = "aut"),
     person("Zelos", "Zhu", role = "aut"),
-    person("Jeffrey", "Dickinson", role = "aut"),
-    person("Ania", "Golab", role = "aut"),
+    person("Ania", "Golab", role = "ctb"),
+    person("Samia", "Kabi", role = "ctb"),
+    person("Syed", "Mubasheer", role = "ctb"),
+    person("Thomas", "Neitmann", role = "ctb"),
     person("Ondrej", "Slama", role = "ctb"),
     person("F. Hoffmann-La Roche AG", role = c("cph", "fnd")),
     person("GlaxoSmithKline LLC", role = c("cph", "fnd"))

_pkgdown.yml

@@ -13,6 +13,14 @@ repo:
 news:
   cran_dates: true
 
+authors:
+  before: "We define *authors* as those who are actively maintaining the code base, and *contributors* as those who made a significant contribution in the past."
+  footer:
+    roles: [aut, ctb, cre, fnd]
+    text: "Developed by"
+  sidebar:
+    roles: [aut]
+
 reference:
 - title: Assertion Functions
   desc: Checks the inputs for user-facing functions and provides error, warnings and other messaging around expectation of inputs.