This PR fixes a typo and removes a few extra words
from the Doxygen landing page.
Change-Id: Ieb09c0e72129f4c6b0ccd574daf2f9316f580259
Introduction {#mainpage}
=======
-Welcome on MediaWiki autogenerated documentation system.
+Welcome to the MediaWiki autogenerated documentation system.
-If you are looking to use, install or configure your wiki, you probably
-want to look at the main site: <https://www.mediawiki.org/>.
+If you are looking to use, install or configure your wiki, see the main site: <https://www.mediawiki.org/>.