pull out some group specs
gemspecs spec
bundler dependencies spec
binstubs spec
move invalid specs to gemfile and path specs
move --gemfile test to gemfile spec
Merge pull request #2680 from kickstarter/spec_refetch_cleanup

bundle install: don't re-download specs for installed gems
inline the one use of Fetcher.fetch
1.8.7 can't URI a URI
rubygems security and other version updates
avoiding warnings isn't worth potential exceptions

closes #2676, refs rubygems/rubygems#691
this file is general hax, move it to hax.rb
remove duplicate vendor test
better spec names
force platform so Rubygems 2.1 will install gems
oh no what a stupid typo
slightly more straightforward rubygems integration
use instance_methods to avoid warnings

thanks @lmarburger!
Rewrite history to send 1.3.4's changelog back to 2013.
Merge pull request #2683 from tyler/bundler-to-the-past

Rewrite history to send 1.3.4's changelog back to 2013.