[dasher: 34/61] Add libspeechd-dev dependency to the installation instructions

[Patrick Welche <pwelche src gnome org>]

commit 0a5bb2c2f3f40fff5a2bc6c9e5076f03a49f0182
Author: Earth <Earth@BlueSky>
Date:   Tue Nov 22 21:07:28 2016 +0300

    Add libspeechd-dev dependency to the installation instructions
    
    libspeechd-dev is required for including speech-dispatcher/libspeechd.h file from Speech.h file.

 INSTALL.Linux |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/INSTALL.Linux b/INSTALL.Linux
index c02467d..9cdcb57 100644
--- a/INSTALL.Linux
+++ b/INSTALL.Linux
@@ -19,7 +19,8 @@ based distributions the following can be used.
             gnome-common
             gnome-doc-utils
             libatspi2.0-dev
-            libgtk-3-dev"
+            libgtk-3-dev
+            libspeechd-dev"
   sudo apt-get install $packages
 
 Then autogen: