fixed issue with detecting nonEnglish disambiguation pages, tested and verified to produce much more accurate results. Number of disamb pages for cs-20121215, de-20121117, tr-20121217, ar-20121218, en-20121201, es-20121130, zh-20121210: 7800, 173410, 5938, 3789, 123666, 36669, 17992
Refactored classes that count {clue,trec} records to actually verify counts; tweaked integrations.
Added local integration test for bigram relative frequency exercise; refactored code.
Refactored indexing example and added integration test.
Fixed issues integration tests.
Refactored to get rid of warnings.
Merge branch 'refactoring' into ferhanture-master
Minor tweaks on build scripts.
Merge branch 'ferhanture-master'
Published version-1.4.3 artifact
code fixes to Hooka, uses CLI options, moved Hooka documentation to Ivory, YARN-related fix to CombineSequenceFiles
Merge branch 'ferhanture-master'
Published version-1.4.4 artifact
Merge branch 'master' into gh-pages-new
Created word count tutorial.