Fix encoding issues with metadata for Ruby 1.8 & 1.9
Update lib/docsplit/info_extractor.rb
Fix test helpers for ruby 1.9.3
Update unicode test file to have unicode metadata (keywords specifically)
Add test case for mangled unicode.
Merge pull request #65 from amalagaura/master

Accept non-ascii characters in pdf headers
Fix ruby1.8 compatibility in info extractor.
ensure_pdfs now uses a new tmpdir each time it's called.
Fixing normalize_value.
Adding Docsplit.extract_info to close out #46
Preparing for 0.7.0
Add a PdfExtractor class to replace JODConverter.
Move methods from class methods to instance methods.
Rename PdfExtractor#extract_pdfs to #extract
Add an office_path and raise OfficeNotFound if an office lib can't be found.
Directly shell to libreoffice if available, otherwise fallback to JODConverter.
Fix path to test_helper for ruby1.9
Fix method that wasn't moved from class to instance.
Fix typo screwing up path finding.
Flip RbConfig conditional around the correct direction. (Config currently still resolves in 1.9 w/ a warning)
Add performance note.