also install jq

Author: gerner

README.markdown

@@ -22,7 +22,7 @@ There is a handy install.sh script that will install the necessary files.  This
 sudo apt install make gawk clang silversearcher-ag dstat pv xscreensaver \
     xss-lock xclip feh rbenv xdotool dunst vim-gtk lxqt-policykit \
     brightnessctl cmake ninja-build libao libcrypto++-dev libgcrypt20-dev \
-    libcurl4-openssl-dev
+    libcurl4-openssl-dev jq
 ```
 
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