Update change log and credits

AUTHORS

@@ -3,7 +3,22 @@ The Mapbox Python SDK is written by
 * Matthew Perry <perrygeo@gmail.com>
 * Sean Gillies <sean@mapbox.com>
 * Tom Lee <thomas.j.lee@gmail.com>
+* amishas157 <amishas157@gmail.com>
+* Matt Ficke <matt@mattficke.com>
+* critical-path <37241479+critical-path@users.noreply.github.com>
 * Josh Lubawy <jlubawy@gmail.com>
 * Tom MacWright <tmcw@users.noreply.github.com>
-* Lyzi Diamond <lyzidiamond@gmail.com>
+* Andrew Harvey <andrew.harvey4@gmail.com>
+* CM Lubinski <cmc333333@gmail.com>
 * Damon Burgett <damon@mapbox.com>
+* Danny <flackattack@gmail.com>
+* Drew Bollinger <drew@developmentseed.org>
+* Kai <kai@mapbox.com>
+* Lyzi Diamond <lyzidiamond@gmail.com>
+* Matthew Chase Whittemore <mcwhittemore@gmail.com>
+* Mrinal Purohit <mrinal1892005@gmail.com>
+* Osvaldo Mena <osvaldo.mena@pyro.cl>
+* Rohan Mathur <rohan@rmathur.com>
+* Sam Murphy <samsammurphy@gmail.com>
+* aucontraire <ocontreras.sf@gmail.com>
+* cclauss <cclauss@bluewin.ch>

CHANGES

@@ -1,10 +1,16 @@
 Changes
 =======
 
-0.17.2 (TBD)
-------------
+0.17.2 (2019-11-30)
+-------------------
+
+Bug fixes:
+
 - Coordinates have been swapped to get the proper order in the GeoJSON response
   from the Directions service (#262).
+- The missing option to select duration, distance, or both matrices has been
+  implemented by adding a optional annotations keyword argument to the matrix
+  method (#266).
 
 0.17.1 (2018-09-26)
 -------------------