color: wrap lines in docstring

hgext/color.py

@@ -18,11 +18,11 b''
 
 '''colorize output from some commands
 
-This extension modifies the status and resolve commands to add color to their
-output to reflect file status, the qseries command to add color to reflect
-patch status (applied, unapplied, missing), and to diff-related
-commands to highlight additions, removals, diff headers, and trailing
-whitespace.
+This extension modifies the status and resolve commands to add color
+to their output to reflect file status, the qseries command to add
+color to reflect patch status (applied, unapplied, missing), and to
+diff-related commands to highlight additions, removals, diff headers,
+and trailing whitespace.
 
 Other effects in addition to color, like bold and underlined text, are
 also available. Effects are rendered with the ECMA-48 SGR control