added full 'save to file' feature
header to file added to the saving process
refactor and bugfixes -hugh & sean
Merge pull request #1 from nelsonni/corpus_refactor

Corpus refactor
full merge of nick and sean/hugh files
Merge branch 'nelsonni-corpus_refactor'
bug fix
Merge pull request #2 from McdonaldSeanp/master

Merge of Sean/Hugh and Nick
removed array of MetaKata objects, streamlined init_file
Merge pull request #8 from nelsonni/master

Code refactoring/streamlining and File IO functionality