Use settings icon instead of tune icon

app/src/main/java/it/niedermann/owncloud/notes/android/activity/NotesListViewActivity.java

@@ -320,7 +320,7 @@ public class NotesListViewActivity extends AppCompatActivity implements ItemAdap
     }
 
     private void setupNavigationMenu() {
-        final NavigationAdapter.NavigationItem itemSettings = new NavigationAdapter.NavigationItem("settings", getString(R.string.action_settings), null, R.drawable.ic_tune_grey600_24dp);
+        final NavigationAdapter.NavigationItem itemSettings = new NavigationAdapter.NavigationItem("settings", getString(R.string.action_settings), null, R.drawable.ic_settings_grey600_24dp);
         final NavigationAdapter.NavigationItem itemAbout = new NavigationAdapter.NavigationItem("about", getString(R.string.action_about), null, R.drawable.ic_information_outline_grey600_24dp);
 
         ArrayList<NavigationAdapter.NavigationItem> itemsMenu = new ArrayList<>();

ic_launcher.svg

@@ -1,55 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<svg
-   xmlns:dc="http://purl.org/dc/elements/1.1/"
-   xmlns:cc="http://creativecommons.org/ns#"
-   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
-   xmlns:svg="http://www.w3.org/2000/svg"
-   xmlns="http://www.w3.org/2000/svg"
-   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
-   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
-   enable-background="new 0 0 595.275 311.111"
-   xml:space="preserve"
-   height="512"
-   width="512"
-   version="1.1"
-   y="0px"
-   x="0px"
-   id="svg2"
-   viewBox="0 0 512 512"
-   inkscape:version="0.91 r13725"
-   sodipodi:docname="favicon-touch.svg"><metadata
-     id="metadata10"><rdf:RDF><cc:Work
-         rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
-           rdf:resource="http://purl.org/dc/dcmitype/StillImage" /></cc:Work></rdf:RDF></metadata><defs
-     id="defs8" /><sodipodi:namedview
-     pagecolor="#ffffff"
-     bordercolor="#666666"
-     borderopacity="1"
-     objecttolerance="10"
-     gridtolerance="10"
-     guidetolerance="10"
-     inkscape:pageopacity="0"
-     inkscape:pageshadow="2"
-     inkscape:window-width="1920"
-     inkscape:window-height="1148"
-     id="namedview6"
-     showgrid="false"
-     inkscape:zoom="0.65230601"
-     inkscape:cx="253.31531"
-     inkscape:cy="283.89389"
-     inkscape:window-x="-8"
-     inkscape:window-y="-8"
-     inkscape:window-maximized="1"
-     inkscape:current-layer="svg2" /><rect
-     rx="70"
-     ry="70"
-     height="448"
-     width="448"
-     y="32"
-     x="32"
-     id="rect4"
-     style="fill:#0082C9" /><path
-     inkscape:connector-curvature="0"
-     style="fill:#ffffff"
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