fix for rails4 strong_parameters
stopping urls from double encoding on subsequent saves
min_file_size configuration parameter added
fixed a failure in Uploader.direct_fog_url
Merge pull request #54 from davesherratt/master

Rails 4 strong_parameters
ignore vendor/ruby directory
add json as development dependency
remove json as development dependency
Remove support for Ruby 1.8.7
add ruby version dependency
Add homepage to gemspec
whitespace
Force development_dependency for rails
Test against Ruby 1.9.3
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Merge pull request #55 from kylecrum/no-double-encoding

Stop urls from double encoding on subsequent saves
Merge branch 'master' of github.com:dwilkie/carrierwave_direct
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Merge pull request #56 from rsniezynski/master

New configuration parameter: min_file_size
Merge branch 'master' of github.com:dwilkie/carrierwave_direct