Rename demo OAuthBrowserflowHttr2 to adjectiveCollocates

Change-Id: I7deabb293aee474850f20d6757a5306ef6c4d789
diff --git a/demo/00Index b/demo/00Index
index 9ea1d4a..3e9fbf2 100644
--- a/demo/00Index
+++ b/demo/00Index
@@ -13,5 +13,5 @@
 frequency_by_country_ggplot     Plot frequencies depending on country of publication using ggplot2.
 frequency_by_country_highcharts Plot frequencies depending on country of publication using highcharter.
 collocation_score_by_country    Plot collocation scores depending on country of publication using ggplot2.
-pluralGenderVariants            Plot frequencies of the plular gender variants of a word in the core corpus of the Council for German Orthography (OKK) over time.
-OAuthBrowserflowHttr2           Runtime OAuth2 browser flow demonstration using the httr2 package (adjective collocates of »Gendern«)
+pluralGenderVariants            Plot frequencies of the plural gender variants of a word in the core corpus of the Council for German Orthography (OKK) over time.
+adjectiveCollocates             Runtime OAuth2 browser flow demonstration using the httr2 package showing adjective collocates of 'Gendern'