doc: update AUTHORS file

I tried to be inclusive, and did not delete anyone from Carl's
original file. I also reworded the acknowledgement of Google LLC.

AUTHORS

@@ -1,5 +1,6 @@
-Carl Worth <cworth@cworth.org> is the primary author of Notmuch.
-But there's really not much that he's done. There's been a lot of
+Carl Worth <cworth@cworth.org> was the original author of Notmuch.
+David Bremner has maintained Notmuch since release 0.6 (2011).  But
+there's really not much that they've done. There's been a lot of
 standing on shoulders here:
 
 William Morgan deserves credit for providing the primary inspiration
@@ -21,11 +22,107 @@ engine that does the really heavy lifting, as well as the various
 system libraries, compilers, and the kernel that make it all work
 (thanks GNU, thanks Linux). Thanks to everyone who has played a part!
 
+The following list of people have at least 15 lines of code in the
+Notmuch 0.30 release (calculated by devel/author-scan.sh).
+
+ David Bremner
+ Carl Worth
+ Jani Nikula
+ Austin Clements
+ Daniel Kahn Gillmor
+ Mark Walters
+ Floris Bruynooghe
+ David Edmondson
+ Sebastian Spaeth
+ Ali Polatel
+ Tomi Ollila
+ Michal Sojka
+ Justus Winter
+ Sebastien Binet
+ W. Trevor King
+ Jameson Graef Rollins
+ Felipe Contreras
+ Pieter Praet
+ Peter Feigl
+ Dmitry Kurochkin
+ Peter Wang
+ Daniel Schoepe
+ Gregor Zattler
+ Keith Packard
+ Adam Wolfe Gordon
+ Stefano Zacchiroli
+ Vincent Breitmoser
+ laochailan
+ Ben Gamari
+ Aaron Ecay
+ Jesse Rosenthal
+ l-m-h@web.de
+ Thomas Jost
+ Dirk Hohndel
+ Blake Jones
+ Jonas Bernoulli
+ Damien Cassou
+ Vladimir Panteleev
+ Matt Armstrong
+ Örjan Ekeberg
+ Jan Janak
+ Patrick Totzke
+ Chunyang Xu
+ rhn
+ Ruben Pollan
+ Ioan-Adrian Ratiu
+ Ethan Glasser-Camp
+ Todd
+ Chris Wilson
+ William Casarin
+ Yuri Volchkov
+ Cédric Cabessa
+ Mark Anderson
+ Jed Brown
+ Maxime Coste
+ Ludovic LANGE
+ Sebastian Poeplau
+ Mikhail
+ Gaute Hope
+ Keith Amidon
+ martin f. krafft
+ Jeffrey C. Ollie
+ Bart Trojanowski
+ Jameson Rollins
+ Scott Henson
+ Vladimir Marek
+ Servilio Afre Puentes
+ Kevin McCarthy
+ Tomas Carnecky
+ Kevin J. McCarthy
+ Scott Robinson
+ Wael M. Nasreddine
+ Charles Celerier
+ Olly Betts
+ Istvan Marko
+ Florian Klink
+ Thibaut Horel
+ Joel Borggrén-Franck
+ Ingmar Vanhassel
+ Olivier Taïbi
+ Ian Main
+ Alexander Botero-Lowry
+ Luis Ressel
+ Sergei Shilovsky
+ Trevor Jim
+ Jinwoo Lee
+ Uli Scholler
+ Matthew Lear
+ Amadeusz Żołnowski
+
 Here is an incomplete list of other people that have made
 contributions to Notmuch (whether by code, bug reporting/fixes,
 ideas, inspiration, testing or feedback):
 
-Martin Krafft
-Keith Packard
-Jamey Sharp
-Google LLC
+ Martin Krafft
+ Jamey Sharp
+
+The Notmuch project acknowledges the contributions of the following
+organizations via their employees
+
+ Google LLC