[epiphany/mcatanzaro/cli: 6/8] Clarify some of the remaining command line options

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 177b85ac4ec5e7e0188a7d241fd462be907a8047
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Thu Jan 3 15:51:07 2019 -0600

    Clarify some of the remaining command line options

 src/ephy-main.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/src/ephy-main.c b/src/ephy-main.c
index 738c95d48..dd6d0cf37 100644
--- a/src/ephy-main.c
+++ b/src/ephy-main.c
@@ -109,18 +109,18 @@ option_version_cb (const gchar *option_name,
 static const GOptionEntry option_entries[] =
 {
   { "new-window", 0, 0, G_OPTION_ARG_NONE, &open_in_new_window,
-    N_("Open a new browser window"), NULL },
+    N_("Open a new browser window instead of a new tab"), NULL },
   { "load-session", 'l', 0, G_OPTION_ARG_FILENAME, &session_filename,
-    N_("Load the given session file"), N_("FILE") },
+    N_("Load the given session state file"), N_("FILE") },
   { "private-instance", 'p', 0, G_OPTION_ARG_NONE, &private_instance,
-    N_("Start a private instance"), NULL },
+    N_("Start a private instance with separate user data"), NULL },
   { "incognito-mode", 'i', 0, G_OPTION_ARG_NONE, &incognito_mode,
-    N_("Start an instance in incognito mode"), NULL },
+    N_("Start an incognito instance with a read-only view of data"), NULL },
   { "application-mode", 'a', G_OPTION_FLAG_FILENAME | G_OPTION_FLAG_OPTIONAL_ARG,
     G_OPTION_ARG_CALLBACK, application_mode_cb,
-    N_("Start the browser in application mode"), NULL },
+    N_("Start a private instance in web application mode"), N_("[BASENAME]") },
   { "profile", 0, 0, G_OPTION_ARG_STRING, &profile_directory,
-    N_("Profile directory to use in the private instance"), N_("DIR") },
+    N_("Profile directory to use in the private instance (optional)"), N_("DIR") },
   { G_OPTION_REMAINING, '\0', 0, G_OPTION_ARG_FILENAME_ARRAY, &arguments,
     "", N_("URL …") },
   { "version", 0, G_OPTION_FLAG_NO_ARG | G_OPTION_FLAG_HIDDEN,