Updated README.md example code

code example filename -> test.txt
added :encoding=>'UTF-8' to File.read
fixed missing res object to to cites
added a new type of git ignore files: *_ignoreme.*
Updated gem structure

- created lib/citesight directory for library files
- moved old library file citesight.rb to lib/citesight/paper_citations.rb
- changed contents of lib/citesight.rb to include lib/citesight/paper_citations.rb
- created lib/version.rb
- edited gemspec to use lib/version.rb for version number
- created module CiteSight for paper_citations.rb and version.rb
Fixed spec files and gemspec for new gem structure (fix #10)

- edited gemspec to access dir structure from
  __FILE__ and to require lib/citesight/version.rb
- edited spec/citesight_spec.rb to use new module name (CiteSight)
Fixed spec files and gemspec for new gem structure (fix	#)
- ensured rake spec passes all tests
- ensured gem build passes
- update gemspec minitest dependencies to specify '~> 0'
Bumped version to 0.1.1