Update docs

CHANGELOG.asciidoc

@@ -44,6 +44,8 @@ Added
 - New `tabs -> favicon-scale` option to scale up/down favicons.
 - `colors -> statusbar.bg/fg.private` and `.command.private` to
   customize statusbar colors for private windows.
+- New `{private}` field displaying `[Private Mode]` for
+  `ui -> window-title-format`.
 
 Changed
 ~~~~~~~

README.asciidoc

@@ -179,6 +179,7 @@ Contributors, sorted by the number of commits in descending order:
 * Niklas Haas
 * Maciej Wołczyk
 * sandrosc
+* Clayton Craft
 * Alexey "Averrin" Nabrodov
 * pkill9
 * nanjekyejoannah
@@ -186,7 +187,6 @@ Contributors, sorted by the number of commits in descending order:
 * ZDarian
 * Milan Svoboda
 * John ShaggyTwoDope Jenkins
-* Clayton Craft
 * Peter Vilim
 * Jacob Sword
 * knaggita

doc/help/settings.asciidoc

@@ -685,6 +685,8 @@ The format to use for the window title. The following placeholders are defined:
 * `{scroll_pos}`: The page scroll position.
 * `{host}`: The host of the current web page.
 * `{backend}`: Either 'webkit' or 'webengine'
+* `{private}` : Indicates when private mode is enabled.
+
 
 Default: +pass:[{perc}{title}{title_sep}qutebrowser]+
 

qutebrowser/config/configdata.py

@@ -378,7 +378,7 @@ def data(readonly=False):
              "* `{id}`: The internal window ID of this window.\n"
              "* `{scroll_pos}`: The page scroll position.\n"
              "* `{host}`: The host of the current web page.\n"
-             "* `{backend}`: Either 'webkit' or 'webengine'"
+             "* `{backend}`: Either 'webkit' or 'webengine'\n"
              "* `{private}` : Indicates when private mode is enabled.\n"),
 
             ('modal-js-dialog',