rename remaining graph references in documentation

Commands still using the old name after the change in commit:
v1.03-0-g9cb7fa212a (2019-09-07) [hello barcat =^.^=]

diff --git a/barcat b/barcat
index 995f66942b0bd7200342b934bf81345a6b47a3de..a571a257a257a3ae5d8e687898eb7a8b45c82ea0 100755 (executable)
--- a/barcat
+++ b/barcat
@@ -539,7 +539,7 @@ Any kind of database query with counts, preserving returned alignment:
 Earthquakes worldwide magnitude 1+ in the last 24 hours:
 
     https://earthquake.usgs.gov/earthquakes/feed/v1.0/summary/1.0_day.csv |
-    column -tns, | graph -f4 -u -l80%
+    column -tns, | barcat -f4 -u -l80%
 
 External datasets, like movies per year:
 
@@ -582,7 +582,7 @@ Activity graph of the last days (substitute date C<-v-{}d> on BSD):
 
     ( git log --pretty=%ci --since=30day | cut -b-10
       seq 0 30 | xargs -i date +%F -d-{}day ) |
-    sort | uniq -c | awk '$1--' | graph --spark
+    sort | uniq -c | awk '$1--' | barcat --spark
 
 =head1 AUTHOR