basic properties functionality for HTML, core
tests for HTML properties, span for col/rowspan
PEP8
PEP 8 and docs
Remove lxml dependencies
Main pdftables support code
Tests for PDF support
Added missing import for PDFTableSet
Expose innards to user: not portable between filetypes / importer libraries
basic properties functionality for HTML, core
tests for HTML properties, span for col/rowspan
fixed broken merge