Adds support for multiple modifiers in Textile table cells based on all known table syntax in Textile 2.2. Updated tests to cover additional syntax and explore compound cell specifiers involving multiple terms.
fix navigation with colspan column
Merge pull request #24 from idpaterson/pull-requests/compound-textile-table-cell-syntax

Compound Textile table cell specifiers
if column not textile, it is data column, remove left space from data column
parse rowspan
get rid from use table.column_count in pugin
get rid from textable.column_count and texttable.row_count
prepare messages for new release