Merge version 1.174+rpi1 and 1.175 to produce 1.175+rpi1

diff --cc debian/changelog
index 0e32d467d370d571a37fe48c1b12818af3229359,19b5ee4dc8fddbb5d2e700015639234c810f67a1..ec584d494841a58e4fa97a246cc2ace1511991dd
--- 1/debian/changelog
--- 2/debian/changelog
+++ b/debian/changelog
@@@ -1,9 -1,10 +1,17 @@@
- base-installer (1.174+rpi1) buster-staging; urgency=medium
++base-installer (1.175+rpi1) buster-staging; urgency=medium
 +
 +  [changes brought forward from 1.148+rpi1 by Peter Michael Green <plugwash@raspbian.org> at Wed, 30 Jul 2014 05:27:29 +0000]
 +  * Use raspbian-archive-keyring instead of debian-archive-keyring.
 +
-  -- Raspbian forward porter <root@raspbian.org>  Sun, 03 Dec 2017 14:57:38 +0000
++ -- Raspbian forward porter <root@raspbian.org>  Fri, 22 Dec 2017 11:49:59 +0000
++
+ base-installer (1.175) unstable; urgency=medium
+ 
+   [ Updated translations ]
+   * Esperanto (eo.po) by Felipe Castro
+   * Swedish (sv.po) by Anders Jonsson
+ 
+  -- Christian Perrier <bubulle@debian.org>  Fri, 08 Dec 2017 08:24:49 +0100
  
  base-installer (1.174) unstable; urgency=medium