fix github version parser with multidigit number

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

Library/Homebrew/extend/pathname.rb

@@ -110,7 +110,7 @@ class Pathname
 
     # github tarballs are special
     # we only support numbered tagged downloads
-    %r[github.com/.*/tarball/v?((\d\.)+\d)$].match to_s
+    %r[github.com/.*/tarball/v?((\d\.)+\d+)$].match to_s
     return $1 if $1
 
     # eg. boost_1_39_0

Library/Homebrew/test/test_versions.rb

@@ -74,6 +74,11 @@ class VersionTests < Test::Unit::TestCase
     assert_equal '1.0.5', r.version
   end
 
+  def test_version_github_with_high_patch_number
+    r=MockFormula.new "http://github.com/lloyd/yajl/tarball/v1.2.34"
+    assert_equal '1.2.34', r.version
+  end
+
   def test_yet_another_version
     r=MockFormula.new "http://example.com/mad-0.15.1b.tar.gz"
     assert_equal '0.15.1b', r.version