Fix typo in Intro (hadley#286)

* fix typo cleaning contributors

* update contributors

* exclude 'Garrett Grolemund' too

contribs.txt

@@ -1,48 +1,73 @@
-   393	hadley
-    80	Garrett
+   538	hadley
+    92	Garrett
     77	Hadley Wickham
+    37	S'busiso Mkhondwane
     10	Radu Grosu
-     6	Brandon Greenwell
-     6	Bill Behrman
+     9	behrman
+     9	Brandon Greenwell
+     8	Bill Behrman
+     7	Rademeyer Vermaak
+     7	harrismcgehee
+     6	OaCantona
      6	jjchern
      5	kdpsingh
+     4	Mine Cetinkaya-Rundel
+     3	Terence Teo
+     3	Ian Sealy
      3	Ian Lyttle
-     3	Jennifer (Jenny) Bryan
      3	Yihui Xie
-     3	OaCantona
-     3	behrman
-     2	MJMarshall
-     2	sibusiso16
+     3	Jennifer (Jenny) Bryan
+     3	Patrick Kennedy
+     2	spirgel
+     2	Christian G. Warden
+     2	Devin Pastoor
+     2	Etienne B. Racine
      2	Jim Hester
      2	Joanne Jang
-     2	Devin Pastoor
+     2	Jonathan Page
      2	Kirill Sevastyanenko
-     2	spirgel
+     2	MJMarshall
+     2	Will Beasley
      2	rlzijdeman
      2	robinlovelace
-     1	harrismcgehee
-     1	jennybc
-     1	nate-d-olson
-     1	shoili
-     1	Peter Hurford
-     1	Alex
-     1	Ben Marwick
-     1	Colin Gillespie
-     1	Curtis Alexander
-     1	Daniel Gromer
-     1	Earl Brown
-     1	Flemming Villalona
-     1	Garrett Grolemund
-     1	Ian Sealy
-     1	Jakub Nowosad
-     1	Julia Stewart Lowndes
+     2	sibusiso16
      1	Kenny Darrell
      1	KyleHumphrey
      1	Lawrence Wu
+     1	Ahmed ElGabbas
+     1	Matthew Sedaghatfar
+     1	Flemming Villalona
      1	Mustafa Ascha
      1	Nelson Areal
-     1	Patrick Kennedy
-     1	Ahmed ElGabbas
+     1	Nick Clark
+     1	Eric Watt
+     1	Earl Brown
+     1	Peter Hurford
+     1	Dylan Cashman
+     1	Derwin McGeary
+     1	David Clark
+     1	Steve Mortimer
      1	TJ Mahr
+     1	Daniel Gromer
+     1	Thomas Klebel
      1	Tom Prior
+     1	robinsones
+     1	Curtis Alexander
      1	adi pradhan
+     1	batpigandme
+     1	Colin Gillespie
+     1	Christian Mongeau
+     1	Ben Marwick
+     1	jennybc
+     1	Andrew Landgraf
+     1	Alex
+     1	koalabearski
+     1	Gregory Jefferis
+     1	Jakub Nowosad
+     1	Garrett Grolemund
+     1	Jeroen Janssens
+     1	nate-d-olson
+     1	nickelas
+     1	nwaff
+     1	Julia Stewart Lowndes
+     1	shoili

intro.Rmd

@@ -250,7 +250,8 @@ library(dplyr)
 contribs <- readr::read_tsv("contribs.txt", col_names = c("n", "name"))
 
 contribs <- contribs %>% 
-  filter(!name %in% c("hadley", "Garrett", "Hadley Wichkam")) %>% 
+  filter(!name %in% c("hadley", "Garrett", "Hadley Wickham",
+                      "Garrett Grolemund")) %>% 
   arrange(name) %>% 
   mutate(uname = ifelse(!grepl(" ", name), paste0("@", name), name))