[geary/wip/765516-gtk-widget-conversation-viewer: 92/107] Add trivial amount of documentation comments.

[Michael Gratton <mjog src gnome org>]

commit 67868b9bab6bdec1cdabf0dcd104af131a0b188d
Author: Michael James Gratton <mike vee net>
Date:   Fri Apr 22 15:57:07 2016 +1000

    Add trivial amount of documentation comments.

 src/client/application/geary-application.vala |    3 +++
 src/client/application/geary-controller.vala  |    4 +++-
 2 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/src/client/application/geary-application.vala b/src/client/application/geary-application.vala
index a1f7521..8309789 100644
--- a/src/client/application/geary-application.vala
+++ b/src/client/application/geary-application.vala
@@ -11,6 +11,9 @@ extern const string _GSETTINGS_DIR;
 extern const string _SOURCE_ROOT_DIR;
 extern const string GETTEXT_PACKAGE;
 
+/**
+ * The interface between Geary and the desktop environment.
+ */
 public class GearyApplication : Gtk.Application {
     public const string NAME = "Geary";
     public const string PRGNAME = "geary";
diff --git a/src/client/application/geary-controller.vala b/src/client/application/geary-controller.vala
index 7a01c0b..bcbb1eb 100644
--- a/src/client/application/geary-controller.vala
+++ b/src/client/application/geary-controller.vala
@@ -16,7 +16,9 @@ extern bool gcr_trust_is_certificate_pinned(Gcr.Certificate cert, string purpose
 extern bool gcr_trust_remove_pinned_certificate(Gcr.Certificate cert, string purpose, string peer,
     Cancellable? cancellable) throws Error;
 
-// Primary controller object for Geary.
+/**
+ * Primary controller for a Geary application instance.
+ */
 public class GearyController : Geary.BaseObject {
     // Named actions.
     //