Merge tag 'upstream/1.9.3.429'

Upstream version 1.9.3.429
Imported Upstream version 1.9.3.429
Refreshed 130212_funny_falcon_performance_with_gc_backport.patch
Upgrade rubygems from 1.8.23 to 1.8.25

Adds debian/patches/20130527-rubygems-1.8.25.patch
ruby1.9.1 (1:1.9.3.429-1bbox1)
Imported Upstream version 1.9.3.448
Merge tag 'upstream/1.9.3.448'

Upstream version 1.9.3.448
Update and rejig performance patches

* Split out and update Sokolov Yura's (funnyfalcon) GC backport
  patch. Now includes backported fix for Ruby bug #8095
  http://bugs.ruby-lang.org/issues/8095

* Switch to using Greg Price's "require" performance fixes. (via
  Stefan Kaes's railsexpress patches). Greg's were accepted upstream
  into to Ruby 2, funnyfalcon's were not.

* Update funnyfalcon's other performance patches for p448 (via railsexpress)
Updated symbols file for p448/updated patches
ruby1.9.1 (1:1.9.3.448-1bbox1~precise1)