tim-vandecasteele/grape-swagger#26: POST params

Change POST parameters from type 'body' to type 'form'. This allows
multiple POST parameters to be submitted via swagger UI using
application/x-www-form-urlencoded media type.
Merge remote-tracking branch 'tim/master'
new :hide_format option for add_swagger_documentation
Fix: document default/root APIs.
Merge pull request #43 from dblock/default-api-documentation

Fix: document default/root APIs.
Adding travis config file
Merge pull request #40 from boocx2/master

new :hide_format option for add_swagger_documentation
Merge pull request #29 from jhecking/master

Change POST parameters to type 'form'
Adapt spec to change body -> form
Allow procs in basepath
Fix: allow parameters such as name[], support :desc and :description.
Version bump to 0.6.0
Adapt changelog for release.
Regenerate gemspec for version 0.6.0
Added Ruby 2.0.0 to Travis CI.
Colorize rspec output format.
Upgrade to Grape 0.5.0.
Be more specific in specs, use JSON output.
Consistently named file.
Fix: updated list of files.