[kstars] doc: Fix minor typos

[Yuri Chornoivan]

Git commit 04b980e6817337a079df5a3773f91d6d9a6b768c by Yuri Chornoivan.
Committed on 25/05/2018 at 06:31.
Pushed by yurchor into branch 'master'.

Fix minor typos

M  +3    -3    doc/hips.docbook
M  +1    -1    doc/index.docbook

https://commits.kde.org/kstars/04b980e6817337a079df5a3773f91d6d9a6b768c

diff --git a/doc/hips.docbook b/doc/hips.docbook
index 2c609f95b..35d9261e5 100644
--- a/doc/hips.docbook
+++ b/doc/hips.docbook
@@ -9,8 +9,8 @@ It provides an immersive experience as you can explore the night sky dynamically
 infrared, visual, to even gamma rays, the user can pan and zoom progressively deeper into the data visually.
 </para>
 <para>It can be enabled from the <guimenu>HiPS All Sky Overlay</guimenu> submenu in the <guimenu>View</guimenu> menu.</para>
-<para>Under the submenu, a list of enabled survery are listed. Click on the survey of interest to activate it. You can only activate one-overlay at a time. After activating the survery, &kstars; shall begin downloading
-the data in the background and progressivly overlay the images unto the sky map as they become ready. Zooming in usually requires another patch of images that should trigger another download cycle.</para>
+<para>Under the submenu, a list of enabled surveys are listed. Click on the survey of interest to activate it. You can only activate one-overlay at a time. After activating the survey, &kstars; shall begin downloading
+the data in the background and progressively overlay the images unto the sky map as they become ready. Zooming in usually requires another patch of images that should trigger another download cycle.</para>
 
 <screenshot>
   <screeninfo>DSS Color HiPS</screeninfo>
@@ -30,6 +30,6 @@ the data in the background and progressivly overlay the images unto the sky map
 <itemizedlist>
   <listitem><para>Display: Enable or disable <option>Linear Interpolation</option> and <option>HiPS Grid</option>. The interpolation is enabled by default and should make the overlay appear smoother.</para></listitem>
   <listitem><para>Cache: Set the <option>Disk</option> and <option>Memory</option> cache size in MB. Increase cache size if you have abundant resources and want to reduce bandwidth required to download the images.</para></listitem>
-  <listitem><para>Sources: Browse a list of HiPS source and enable/disable them accordingly. When you select each source, a summary and a preview are downloaded that include information on the mission in additional to technical data on the survery.</para></listitem>
+  <listitem><para>Sources: Browse a list of HiPS source and enable/disable them accordingly. When you select each source, a summary and a preview are downloaded that include information on the mission in additional to technical data on the survey.</para></listitem>
 </itemizedlist>
 </sect1>
diff --git a/doc/index.docbook b/doc/index.docbook
index e3337f2a3..f8a995033 100644
--- a/doc/index.docbook
+++ b/doc/index.docbook
@@ -227,7 +227,7 @@ astronomical topics. Furthermore, any 3rd party tool or language with support of
 </para>
 <para>
 Enable <link linkend="hips">HiPS all-sky progressive overlay</link> to fetch high-resolution images and display them directly in the sky map. You can select from numerous catalogs compiled from different earth and space based missions.
-This features requires a fast interenet connection in order to download the images. The image are cached locally to reduce bandwidth. You can optimize the caching options to best balance between disk space versus bandwidth.
+This features requires a fast internet connection in order to download the images. The image are cached locally to reduce bandwidth. You can optimize the caching options to best balance between disk space versus bandwidth.
 </para>
 <para>
 However, &kstars; is not just for students.  You can control telescopes and cameras with &kstars;, using the elegant and powerful <link linkend="indi">INDI</link> protocol.  &kstars; supports several popular