First pass at Ruby 1.8.7 support.  Fix known 1.8.7 bugs in code, specify full travis build matrix and separate 1.8.7 gemfile.
Clean up ruby 1.8.7 environment.  Specs still failing due to an attempt to include simplecov somewhere.
I know where rspec loads simplecov...

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Oh yeah - cadre needs 1.9 too...

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We do need Rails to test

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Adding Rails to the 1.8 Gemfile

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Fix for not knowing every middleware stack

Gee, who knew you could name positions in the Rails Middleware stack by
numeric index, so if you want to be the first one... insert(0, ...)

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1.8 issues fixes

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Adding bundle caching

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Travis fixup
Fixing sabotaged Rakefile

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Switching in a config object

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