testing branch for indexer
first working prototype for search implemented
example.py prototype for search
fixed bug in compare function
Merge branch 'indexer_test' of https://github.com/kelrien/pyretrieval into indexer_test
setting of idf values in indexed documents
fixed encoding issues between windows and linux consoles in example
fixed encoding issues between windows and linux consoles in example
Merge branch 'indexer_test' of https://github.com/kelrien/pyretrieval into indexer_test
first end-to-end example
pep8 refactoring