[orca] Map Icedove to Thunderbird

[Joanmarie Diggs <joanied src gnome org>]

commit f2f286a565552cbc7fdecae2b5144d5e3aa6ecc3
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Tue Oct 11 10:10:22 2016 -0400

    Map Icedove to Thunderbird

 src/orca/script_manager.py |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/script_manager.py b/src/orca/script_manager.py
index 0b408ba..27ca455 100644
--- a/src/orca/script_manager.py
+++ b/src/orca/script_manager.py
@@ -58,6 +58,7 @@ class ScriptManager:
              'Miramar':          'Thunderbird',
              'Shredder':         'Thunderbird',
              'Earlybird':        'Thunderbird',
+             'Icedove':          'Thunderbird',
              'gaim':             'pidgin',
              'empathy-chat':     'empathy',
              'gnome-calculator': 'gcalctool',