[shotwell] Slightly improve new strings

[Piotr Drąg <piotrdrag src gnome org>]

commit f8fac1a6d26304f004ec4b3c59d267e3237e5257
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sun Apr 5 22:03:18 2015 +0200

    Slightly improve new strings

 src/AppDirs.vala |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/AppDirs.vala b/src/AppDirs.vala
index 8b792dc..910690f 100644
--- a/src/AppDirs.vala
+++ b/src/AppDirs.vala
@@ -217,10 +217,10 @@ class AppDirs {
                 FileInfo info = dir.query_info(FileAttribute.UNIX_MODE, FileQueryInfoFlags.NONE);
                 uint32 mode = info.get_attribute_uint32(FileAttribute.UNIX_MODE) | 0700;
                 if (!dir.set_attribute_uint32(FileAttribute.UNIX_MODE, mode, FileQueryInfoFlags.NONE)) {
-                    AppWindow.panic(_("Could not make dir %s writable").printf(dir.get_path()));
+                    AppWindow.panic(_("Could not make directory %s writable").printf(dir.get_path()));
                 }
             } catch (Error err) {
-                AppWindow.panic(_("Could not make dir %s writable: %s").printf(dir.get_path(), err.message));
+                AppWindow.panic(_("Could not make directory %s writable: %s").printf(dir.get_path(), 
err.message));
             }
         }
     }