Acknowledge word spacing author

README.md

@@ -59,7 +59,7 @@ go get -u -v github.com/jung-kurt/gofpdf/...
 
 The following Go code generates a simple PDF file.
 
-```go
+```
 pdf := gofpdf.New("P", "mm", "A4", "")
 pdf.AddPage()
 pdf.SetFont("Arial", "B", 16)
@@ -224,7 +224,8 @@ of contents functionality. Andy Bakun identified and corrected a problem in
 which the internal catalogs were not sorted stably. Paul Montag added encoding
 and decoding functionality for templates, including images that are embedded in
 templates; this allows templates to be stored independently of gofpdf. Paul
-also added support for page boxes used in printing PDF documents.
+also added support for page boxes used in printing PDF documents. Wojciech
+Matusiak added supported for word spacing.
 
 ## Roadmap
 

doc.go

@@ -238,7 +238,8 @@ of contents functionality. Andy Bakun identified and corrected a problem in
 which the internal catalogs were not sorted stably. Paul Montag added encoding
 and decoding functionality for templates, including images that are embedded in
 templates; this allows templates to be stored independently of gofpdf. Paul
-also added support for page boxes used in printing PDF documents.
+also added support for page boxes used in printing PDF documents. Wojciech
+Matusiak added supported for word spacing.
 
 Roadmap
 

fpdf.go

@@ -1897,7 +1897,8 @@ func (f *Fpdf) Text(x, y float64, txtStr string) {
 	f.out(s)
 }
 
-// SetWordSpacing sets spacing between words of following text
+// SetWordSpacing sets spacing between words of following text. See the
+// WriteAligned() example for a demonstration of its use.
 func (f *Fpdf) SetWordSpacing(space float64) {
 	f.out(sprintf("%.5f Tw", space*f.k))
 }