Change label name, better Discover software and upgrade the program version.

Signed-off-by: Stefano Capitani <stefano@manjaro.org>

ui/manjaro-hello.glade

@@ -204,7 +204,7 @@ We, the Manjaro Developers, hope that you will enjoy using Manjaro as much as we
             </child>
             <child>
               <object class="GtkButton" id="discover">
-                <property name="label" translatable="yes">Discover Manjaro Software</property>
+                <property name="label" translatable="yes">Discover software</property>
                 <property name="name">discover</property>
                 <property name="visible">True</property>
                 <property name="can-focus">False</property>
@@ -587,7 +587,7 @@ We, the Manjaro Developers, hope that you will enjoy using Manjaro as much as we
     <property name="type-hint">dialog</property>
     <property name="transient-for">window</property>
     <property name="program-name">Manjaro Hello</property>
-    <property name="version">0.6.5</property>
+    <property name="version">0.6.6</property>
     <property name="comments" translatable="yes">Welcome screen for Manjaro</property>
     <property name="website">https://gitlab.manjaro.org/applications/manjaro-hello</property>
     <property name="website-label">GitLab</property>