gitui: add page (#10978)

* gitui: add page

* Update pages/common/gitui.md

Co-authored-by: Juri Dispan <juri.dispan@posteo.net>

* Update pages/common/gitui.md

Co-authored-by: Juri Dispan <juri.dispan@posteo.net>

* Update pages/common/gitui.md

- moved help and version to the bottom

Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

* Update pages/common/gitui.md

Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

---------

Co-authored-by: Juri Dispan <juri.dispan@posteo.net>
Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

pages/common/gitui.md

@@ -0,0 +1,36 @@
+# gitui
+
+> Terminal UI for Git.
+> More information: <https://github.com/extrawurst/gitui>.
+
+- Set the color theme (defaults to `theme.ron`):
+
+`gitui --theme {{theme}}`
+
+- Store logging output into a cache directory:
+
+`gitui --logging`
+
+- Use notify-based file system watcher instead of tick-based update:
+
+`gitui --watcher`
+
+- Generate a bug report:
+
+`gitui --bugreport`
+
+- Set the Git directory:
+
+`gitui --directory {{path/to/directory}}`
+
+- Set the working directory:
+
+`gitui --workdir {{path/to/directory}}`
+
+- Display help:
+
+`gitui --help`
+
+- Display version:
+
+`gitui --version`