console: move up services from String to Text, and update doc

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/lib/console.nit b/lib/console.nit
index 3333cad..917f893 100644 (file)
--- a/lib/console.nit
+++ b/lib/console.nit
@@ -279,8 +279,8 @@ class TermCharFormat
        fun default_bg: TermCharFormat do return apply("49")
 end
 
-# Redefine the `String` class to add functions to color the string.
-redef class String
+# Services to color terminal output
+redef class Text
        private fun apply_format(f: TermCharFormat): String do
                return "{f}{self}{normal}"
        end