Merge tag 'v0.1.3' into develop

Expands Documentation
Increments gem version to 0.1.4.pre
Change gem home page to juicyparts.com/flat/
Uses width accessor in add_field

Rather than get the width value from the flat_file_data structure, use the convenience method.
Drops rdoc dependency version requirements

Attempts to define a version for rdoc that will allow Ruby 1.9 users to docment the gem
Readds develop-version of the TravisCI and Coverall Badges; Makes 'Fork it' a link
Increments gem version to 0.1.4

Contains mostly documentation changes.
* Changes gemspec home page entry
* Makes 'Fork it' a link
* References Flat::File RDoc page in README
* Minor tweak to Field#add_fiel
Merge branch 'release/v0.1.4'

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