Update changelog and link from readme

CHANGELOG.md

@@ -1,8 +1,29 @@
-## 0.9.12 (???)
+## 0.9.13 (March 23, 2010)
+
+Bugfixes:
+
+  - exec command now finds binaries from gems installed via :path
+  - gem dependencies are pulled in even if their type is nil
+  - paths with spaces have double-quotes to work on Windows
+  - set GEM_PATH in environment.rb so generators work with Rails 2
+
+## 0.9.12 (March 17, 2010)
+
+  - refactoring, internal cleanup, more solid specs
+
+Features:
+
+  - check command takes a --without option
+  - check command exits 1 if the check fails
 
 Bugfixes:
 
   - perform a topological sort on resolved gems (#191)
+  - gems from git work even when paths or repos have spaces (#196)
+  - Specification#loaded_from returns a String, like Gem::Specification (#197)
+  - specs eval from inside the gem directory, even when locked 
+  - virtual gemspecs are now saved in environment.rb for use when loading
+  - unify the Installer's local index and the runtime index (#204)
 
 ## 0.9.11 (March 9, 2010)
 

README.md

@@ -274,6 +274,12 @@ Bundler 0.9 changes the following Bundler 0.8 Gemfile APIs:
 
 ## More information
 
+### Development
+
+For information about future plans and changes that will happen between now and bundler 1.0, see the [ROADMAP](http://github.com/carlhuda/bundler/blob/master/ROADMAP.md). To see what has changed in each version of bundler, starting with 0.9.5, see the [CHANGELOG](http://github.com/carlhuda/bundler/blob/master/CHANGELOG.md).
+
+### Usage
+
 Explanations of common Bundler use cases can be found in [Using Bundler in Real Life](http://yehudakatz.com/2010/02/09/using-bundler-in-real-life/). The general philosophy behind Bundler 0.9 is explained at some length in [Bundler 0.9: Heading Toward 1.0](http://yehudakatz.com/2010/02/01/bundler-0-9-heading-toward-1-0/). Using Bundler with a Rails 2.3.5 app is explained with more detail in [Bundler 0.9 and Rails 2.3.5](http://andre.arko.net/2010/02/13/using-bundler-09-with-rails-235/).
 
 ### Deploying to memory-constrained servers