prawnpdf/prawn — pull request #547 by tim-vandecasteele (2013-09-11 12:52:38+00:00)
Title: Use the current font style in a cell.

When no font style is given for a cell, use the current one.
This is especially relevant for dfont fonts, where the same
font path refers to multiple fonts.

Without this fix, when using a global style for a dfont font,
it is lost in the table.