Fix hub when a remote has local path instead of URL

Fixes #470

features/browse.feature

@@ -112,3 +112,9 @@ Feature: hub browse
       Warning: the `-p` flag has no effect anymore\n
       """
     But "open https://github.com/defunkt/hub" should be run
+
+  Scenario: Repo with remote with local path
+    Given I am in "git://github.com/mislav/dotfiles.git" git repo
+    And the "upstream" remote has url "../path/to/another/repo.git"
+    When I successfully run `hub browse`
+    Then "open https://github.com/mislav/dotfiles" should be run

lib/hub/context.rb

@@ -219,7 +219,7 @@ module Hub
       end
 
       def origin_remote
-        remotes.first
+        remotes.detect {|r| r.urls.any? }
       end
 
       def remote_by_name(remote_name)
@@ -409,7 +409,7 @@ module Hub
             rescue URI::InvalidURIError
             end
           end
-        end
+        end.compact
       end
 
       def with_normalized_url(url)