Update secrets.ini

secrets.ini

@@ -1,9 +1,19 @@
-# Twitter developer credentials.
-# MAKE SURE USED VALUES AREN'T UPLOADED TO THE REPO!
+## Twitter developer credentials.
+
+# ---->> MAKE SURE YOUR VALUES AREN'T UPLOADED TO THE REPO! <<----
 #
 # This file should be added to .gitignore as a safeguard.
+#
+# If Git still wants to commit this file after changing its contents,
+# force Git to stop tracking the file's changes:
+# git update-index --assume-unchanged [<file> ...]
+#
+# To resume tracking its changes:
+# git update-index --no-assume-unchanged [<file> ...]
+#
+# https://stackoverflow.com/questions/10755655/git-ignore-tracked-files
 
 [Credentials]
 api_key='xxx'
 api_secret='yyy'
-bearer_token='zzz'
+bearer_token='zzz'