Log Message:
Update ruby-bundler to 1.10.3.

## 1.10.2 (2015-05-29)

Bugfixes:

  - fix regression in `bundle update GEM` performance introduced in 1.10.0 \ 
(#3687, @segiddins)

## 1.10.1 (2015-05-28)

Bugfixes:

  - silence ruby warning when running CLI commands (@segiddins)
  - validate gemspecs in non-packaging mode (#3681, @segiddins)
  - ensure the same chdir mutex as RubyGems is used (#3680, @segiddins)

## 1.10.0 (2015-05-28)

(this space intentionally left blank)

## 1.10.0.rc (2015-05-16)

Features:

  - dramatically speed up resolving some slow Gemfiles (#3635, @segiddins)
  - track CI platforms running Bundler (#3646, @fotanus)

Bugfixes:

  - allow `viz` to work with prereleases (#3621, #3217, @aprescott)
  - validate gemspecs used in path and git gems (#3639, @segiddins, @indirect)
  - stop printing config warnings when config is unchanged (#3649, @fotanus, \ 
@indirect)

## 1.10.0.pre.2 (2015-05-07)

Bugfixes:

  - make BUNDLED WITH backwards compatible (#3623, @segiddins)

## 1.10.0.pre.1 (2015-05-05)

Bugfixes:

  - always clean up tmp dirs (#3277, @hone, @indirect, @segiddins)

## 1.10.0.pre (2015-05-03)

Features:

  - support gem extensions built into any directory on RubyGems 2.2+ (#3582, @voxik)
  - add 'bundler/inline' which provides a `gemfile` method (#3440, @segiddins)
  - improved error reports for Gemfile errors (#3480, @segiddins)
  - `lock` command (#3437, @segiddins)
  - add `ignore_messages` config to suppress post-install text (#3510, @pducks32)
  - improve `gem` minitest template (#3513, #3515, @arthurnn)
  - add `install --force` to re-install installed gems (#3519, @segiddins)
  - show more `outdated` information, including groups (@smlance, @indirect)
  - add optional groups to the Gemfile (#3531, @jhass)
  - accept glob argument to `gemspec` in Gemfile (#3464, @pjump)
  - make timeouts and retries configurable via `config` (#3601, @pducks32)
  - add `install_if` Gemfile method for conditional installs (#3611, @segiddins)

Bugfixes:

  - standalone mode now uses builtin gems correctly (#3610, @segiddins)
  - fix `rake spec:deps` on MinGW Ruby 2.0+ (#3487, @marutosi)
  - remember all y/n answers when generating gems (#3579, @pducks32)

Performance:

  - use RubyGems stub specifications when possible (#3580, @segiddins)

Deprecations:

  - deprecated the (never enabled) `bundle_ruby` binary (@smlance)

## 1.9.9 (2015-05-16)

Bugfixes:

  - read mirror and credential settings from older versions (#3557, @Strech)

## 1.9.8 (2015-05-12)

Bugfixes:

  - fix regression in sudo mode introduced by 1.9.7 (#3642, @segiddins)

## 1.9.7 (2015-05-11)

Bugfixes:

  - always clean up tmp dirs (#3277, @hone, @indirect, @segiddins)

## 1.9.6 (2015-05-02)

Bugfixes:

  - support RubyGems versions above 2.4.6 (@tenderlove, @segiddins, @indirect)
  - allow creating gems with names containing two dashes (#3483, @janlelis)
  - allow creating gems with names extending constants (#3603, @amatsuda)

## 1.9.5 (2015-04-29)

Bugfixes:

  - respect Gemfile sources when installing a gem present in two sources (#3585, \ 
@tmoore)

## 1.9.4 (2015-04-13)

Bugfixes:

  - fix regression in installing x86 and universal gems (#3565, @jdmundrawala)
  - improve error when gems are missing (#3564, @sealocal)

## 1.9.3 (2015-04-12)

Bugfixes:

  - handle removal of `specs` from rubygems/rubygems@620910 (#3558, @indirect)
  - install 'universal' gems on Windows (#3066, @jdmundrawala)
  - stop passing --local during `rake install` task (#3236, @indirect)
  - guard against all possible accidental public gem pushes (#3533, @indirect)

## 1.9.2 (2015-03-30)

Bugfixes:

  - ensure gem executables are executable (#3517, #3511, @indirect)
  - fix warnings in Molinillo (#3516, @segiddins)
  - ensure duplicate dependencies do not propagate (#3522, @segiddins)
  - keep gems locked when updating another gem from the same source (#3520, \ 
@indirect)
  - resolve race that could build gems without saved arguments (#3404, @indirect)

## 1.9.1 (2015-03-21)

Bugfixes:

  - avoid exception in 'bundler/gem_tasks' (#3492, @segiddins)

## 1.9.0 (2015-03-20)

## 1.9.0.rc (2015-03-13)

Bugfixes:

  - make Bundler.which stop finding directories (@nohoho)
  - handle Bundler prereleases correctly (#3470, @segiddins)

## 1.9.0.pre.1 (2015-03-11)

Bugfixes:

  - make `gem` command work again (@arthurnn)

## 1.9.0.pre (2015-03-11)

Features:

  - prefer gemspecs closest to the directory root (#3428, @segiddins)
  - debug log for API request limits (#3452, @neerfri)

"Features":

  - Molinillo resolver, shared with CocoaPods (@segiddins)
  - updated Thor to v0.19.1 (@segiddins)