put system update log into /dev/null and add completion preview image

Author: lyfeyaj

README.md

@@ -34,6 +34,10 @@ cd sublime-text-imfix
 
 + Done! Re-login your X windows and start use sublime text 3 with fctix!
 
+### Completion Preview Image:
+
+![Fcitx](image/fcitx.png)
+
 ### Todo
 
 + Add compile detail to this README

image/fcitx.png

@@ -12,14 +12,14 @@ then
   sudo add-apt-repository -y ppa:webupd8team/sublime-text-3
 
   echo ''
-  echo '**************** Updating system ***************************'
+  echo '**************** Updating and upgrading system **************'
   echo ''
-  sudo apt-get update && sudo apt-get upgrade
+  sudo apt-get update > /dev/null && sudo apt-get upgrade > /dev/null
 
   echo ''
   echo '**************** Installing Sublime Text 3 *****************'
   echo ''
-  sudo apt-get install -y sublime-text-installer
+  sudo apt-get install -y sublime-text-installer > /dev/null
 
   echo ''
   echo '**************** Sublime Text 3 installed successfully *****'
@@ -44,18 +44,18 @@ then
   echo ''
   echo '**************** Updating system ***************************'
   echo ''
-  sudo apt-get update
+  sudo apt-get update > /dev/null
 
   echo ''
   echo '**************** Installing Fcitx and Pinyin methods *******'
   echo ''
-  sudo apt-get install -y fcitx fcitx-config-gtk fcitx-sunpinyin fcitx-googlepinyin fcitx-module-cloudpinyin fcitx-sogoupinyin
+  sudo apt-get install -y fcitx fcitx-config-gtk fcitx-sunpinyin fcitx-googlepinyin fcitx-module-cloudpinyin fcitx-sogoupinyin > /dev/null
 
   echo ''
   echo '**************** Installing Fcitx related libs *************'
   echo ''
-  sudo apt-get install -y build-essential libgtk2.0-dev
-  sudo apt-get install -y fcitx-table-all
+  sudo apt-get install -y build-essential libgtk2.0-dev > /dev/null
+  sudo apt-get install -y fcitx-table-all > /dev/null
 
   echo ''
   echo '**************** Fcitx installed successfully! **************'