Add Formula & Format support

README.md

@@ -1,8 +1,9 @@
 # xls
 
-[![GoDoc](https://godoc.org/github.com/extrame/xls?status.svg)](https://godoc.org/github.com/extrame/xls)
+[![GoDoc](https://godoc.org/github.com/csg800/xls?status.svg)](https://godoc.org/github.com/csg800/xls)
 
 Pure Golang xls library writen by [Rongshu Tech(chinese)](http://www.rongshu.tech). 
+Add Formula & Format support by [chen.s.g] (http://www.imohe.com)
 
 Thanks for contributions from Tamás Gulácsi, sergeilem.
 

cell_range.go

@@ -46,6 +46,10 @@ type HyperLink struct {
 	IsUrl            bool
 }
 
+func (h *HyperLink) Debug(wb *WorkBook) {
+	fmt.Printf("hyper link col dump:%#+v\n", h)
+}
+
 //get the hyperlink string, use the public variable Url to get the original Url
 func (h *HyperLink) String(wb *WorkBook) []string {
 	res := make([]string, h.LastColB-h.FristColB+1)