Update README. :doc:

Author: trans

.gitignore

@@ -6,4 +6,5 @@ pkg
 tmp
 doc
 web
-Gemfile.lock
+*.lock
+*.gem

README.md

@@ -2,7 +2,6 @@
 
 [HOME](http://rubyworks.github.com/ansi) ·
 [API](http://rubydoc.info/gems/ansi/frames) ·
-[MAIL](http://googlegroups.com/group/rubyworks-mailinglist)  ·
 [ISSUES](http://github.com/rubyworks/ansi/issues) ·
 [SOURCE](http://github.com/rubyworks/ansi)
 
@@ -56,6 +55,14 @@ the system.
 
 ## Installation
 
+### Bundler
+
+Add the usual `gem` line to your project's `Gemfile`.
+
+    gem 'ansi'
+
+And run then `bundle` command.
+
 ### RubyGems
 
 To install with RubyGems simply open a console and type:

demo/04_progressbar.md

@@ -52,8 +52,8 @@ Calling this methods is the same as calling:
     pbar.format("%-14s %3d%% %s %s",:title, :percentage, :bar, :stat_for_file_transfer)
     run(pbar)
 
-The `#style` setter allows each part of the line be modified with ANSI codes. And the
-`#bar_mark` writer can be used to change the character used to make the bar.
+The `#style` setter allows each part of the line be modified with ANSI codes. 
+And the `#bar_mark` writer can be used to change the character used to make the bar.
 
     pbar.standard_mode
     pbar.style(:title => [:red], :bar=>[:blue])