[orca] Fix some options related descriptions in Orca's introduction help document

[Joanmarie Diggs <joanied src gnome org>]

commit 525228a383b1790a4a08e2cd36089ad1f08e078e
Author: Attila Hammer <hammera pickup hu>
Date:   Mon Mar 31 09:38:53 2014 +0200

    Fix some options related descriptions in Orca's introduction help document

 help/C/introduction.page |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/help/C/introduction.page b/help/C/introduction.page
index 35a96c3..7bce224 100644
--- a/help/C/introduction.page
+++ b/help/C/introduction.page
@@ -81,7 +81,7 @@
         </item>
         <item>
           <p>
-            <cmd>-u</cmd>, <cmd>--user-prefs-dir=<em>dirname</em></cmd>:
+            <cmd>-u</cmd>, <cmd>--user-prefs=<em>dirname</em></cmd>:
             Use <em>dirname</em> as the alternate directory for user
             preferences
           </p>
@@ -111,13 +111,13 @@
         </item>
         <item>
             <p>
-              <cmd>-i</cmd>, <cmd>--import-file=<em>filename</em></cmd>:
+              <cmd>-p</cmd>, <cmd>--profile=<em>filename</em></cmd>:
               Import a profile from a given <app>Orca</app> profile file
             </p>
         </item>
         <item>
           <p>
-            <cmd>--replace</cmd>: Replace a currently-running <app>Orca</app>
+            <cmd>-r</cmd>, <cmd>--replace</cmd>: Replace a currently-running <app>Orca</app>
           </p>
         </item>
         <item>