add code snippet to README
Page#get_table returns an empty Table now instead of an empty Array if there's no text in the page/area
Merge branch 'master' of github.com:jazzido/tabula-extractor
add to_csv and to_tsv to Table; progress towards #54
ignore root level PDFs and CSVs
brings use_line_returns option to the command line
explanatory text in --help and in README
Syntax hilite in code sample
some progres towards #62; 20+% performance gain

on a particularly bad PDF with a huge number of cells
trying to get travis running
Merge branch 'master' of https://github.com/jazzido/tabula-extractor
Merge branch 'master' into spatial_index