add powerline-gitstatus to get git info on terminal

install.sh

@@ -90,6 +90,7 @@ if [ "${proceed}" = "Y" ] || [ "${proceed}" = "y" ] ; then
 
   # git
   install_package 'meld' 'git: meld is defined as difftool' \
+    && install_package 'powerline-gitstatus' 'powerline git extension' \
     && install_dotfile 'gitconfig'
 fi