Since you said installer I might assume use of windows, take a look at notepad++ (http://notepad-plus-plus.org/ http://notepad-plus-plus.org/) OS x or linux ch

Since you said installer I might assume use of windows, take a look at notepad++ (http://notepad-plus-plus.org/ http://notepad-plus-plus.org/) OS x or linux check out gedit. (http://projects.gnome.org/gedit/ http://projects.gnome.org/gedit/ Downloads on right side of front page.) Also available for windows, but notepad++ is a little easier to use if you are used to windows programs.