Added md5s for ruby-2.0.0-p247.
Updated the version for ruby 2.0.
Update ruby 2.0 to ruby-2.0.0-p247.

Conflicts:
	share/ruby-install/ruby/versions.txt
Merge pull request #49 from havenwood/version_bump

Add md5s for ruby-2.0.0-p247 and update ruby 2.0 default.
Set ruby stable to 2.0.0-p247.

Accidentally reverted stable from 2.0.0-p195 to 1.9.3. Updating to latest stable, 2.0.0-p247.
Add md5s for ruby-1.8.7-p374.
Update the version for ruby 1.8.
Update the version for ruby 1.8.
Update ruby 1.8 version to ruby-1.8.7-p374.
Add md5s for ruby-1.9.3-p448.
Update ruby 1.9 to 1.9.3-p448.
Fixed "two few options" errors.
Allow the second argument of download() to be a directory.
Copy arguments to named local vars for readability.
Added support for *.tgz, *.tbz, *.tbz2 to extract().
Moved the cd into bin/ruby-install and use `patch -d`.
Added the stdout-rouge-fix.patch for Ruby 1.8.x.
Install rubygems for ruby 1.8.x.
Also apply the stdout-rouge-fix.patch for 1.8.x.
Updated the man pages