Create README.md

Author: csimplestring

README.md

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+# go-csv
+
+This tiny tool now provides the following functionalities:
+- Automatically detects the CSV delimiter. It fully conforms to the specifications outlined on the on the [Wikipedia article][csv].
+
+[csv]: http://en.wikipedia.org/wiki/Comma-separated_values
+
+## Usage
+
+    package main
+    
+    import (
+    	"github.com/csimplestring/go-csv/detector"
+    	"os"
+    	"fmt"
+    )
+    
+    func main()  {
+    	detector := detector.New()
+    
+    	file, err := os.OpenFile("example.csv", os.O_RDONLY, os.ModePerm)
+    	if err != nil {
+    		os.Exit(1)
+    	}
+    	defer file.Close()
+    
+    	delimiters := detector.DetectDelimiter(file, '"')
+    	fmt.Println(delimiters)
+    }
+
+This tool is inspired by [parseCSV][link].
+[link]: https://github.com/parsecsv/parsecsv-for-php