Updates functions from tcpdf 4.0.001. - Added to SetFillColorArray and SetTextColorArray functions. - Updates to SetFillColor and SetTextColor functions, but change API.   stores the current color option delete.
Updates functions from tcpdf 4.0.001.
- Added to SetFillColorArray and SetTextColorArray functions.
- Updates to SetFillColor and SetTextColor functions, but change API.
  stores the current color option delete.

naitoh/rfpdf,planio-gmbh/rbpdf,naitoh/rfpdf,planio-gmbh/rbpdf