Fixup changelog.

debian/changelog

@@ -113,10 +113,10 @@ tails (1.4) unstable; urgency=medium
     - Clean up the list of packages we install. (Closes: #6073)
     - Run auto/{build,clean,config} under `set -x' for improved
       debugging.
-    - Zero-pad our ISO images so their sizes are divisible by 2048.
-      The data part of an ISO image's sectors are 2048 bytes, which
+    - Zero-pad our ISO images so their size is divisible by 2048.
+      The data part of an ISO image's sectors is 2048 bytes, which
       implies that ISO images should always have a size divisible
-      by 2048. Some application, e.g. VirtualBox, use this as a sanity
+      by 2048. Some applications, e.g. VirtualBox, use this as a sanity
       check, treating ISO images for which this isn't true as garbage.
       Our isohybrid post-processing does not ensure this,
       however. Also Output ISO size before/after isohybrid'ing and
@@ -149,27 +149,27 @@ tails (1.4) unstable; urgency=medium
       bypassing the shell for greater security and robustness (Closes:
       #9253)
     - Add Electrum test feature. (Closes #8963)
-    - Test that Tails Installer detacts when usb devices are
+    - Test that Tails Installer detects when USB devices are
       removed. (Closes: #9131)
     - Test Tails Installer with devices which are too small. (Closes:
       #9129)
     - Test that the Report an Error launcher works in German. (Closes:
       #9143)
-    - Verify that no extensions are installed using about:support
-      instead of about:addons, which is broken (#9307). (Closes:
-      #9306)
-    - Retry GNOME application menu actions when it glitches. The
+    - Verify that no extensions are installed in the Unsafe Browser
+      using about:support instead of about:addons, which is broken
+      (#9307). (Closes: #9306)
+    - Retry GNOME application menu actions when they glitch. The
       GNOME application menus seem to have issues with clicks or
       hovering actions not registering, and hence sometimes submenus
       are not opened when they should, and sometimes clicks on the
       final application shortcut are lost. There seems to be a
       correlation between this and CPU load on the host running the
-      test suite.  We workaround this by simply re-trying the last
-      action when it seem to fail. (Closes: #8928)
+      test suite. We workaround this by simply re-trying the last
+      action when it seems to fail. (Closes: #8928)
     - Work around Seahorse GUI glitchiness (Closes: #9343):
       * When Seahorse appears to be frozen--apparently due to network
-      issues--it can often be worked around by refreshing the screen
-      or activating a new window.
+        issues--it can often be worked around by refreshing the screen
+        or activating a new window.
       * Open Seahorse's preferences dialog using the mouse.
       * Access menu entries with the mouse.
     - Wait for systray icons to finish loading before interacting with