Ctrol G jump line

this plugin's command is 'ctrl_g_go', please change key-map to this one,
method:

    1. install this extension
    2. ctrl+k, ctrl+s  (hotkey map setting)
    3. search 'ctrl_g_go'
    4. bind to your favor key combo, default is ctr+g

usages:

    go up : line amounts + u(-,k...)
        ex:   20u # up 20 lines
        ex:   5-  # up 5  lines

   go down: line amounts + d(+,j...)                  
        ex:   5d # dn 5 lines
        ex:   6j # dn 6 lines

all commmands dont need pushing "enter"