all: print non error information using package log instead of fmt

Although log print to stderr, this allow user to filter between awwan
output and command output, for example by piping stderr to /dev/null

  $ awwan env-get "key" dir/ 2>/dev/null

The output env-get is not poluted by other logs.

1 files changed, 2 insertions, 1 deletions

diff --git a/awwan.go b/awwan.go
index 030d284..5752f4b 100644
--- a/awwan.go
+++ b/awwan.go
@@ -5,6 +5,7 @@ package awwan
 
 import (
 	"fmt"
+	"log"
 	"os"
 	"path/filepath"
 	"strings"
@@ -93,7 +94,7 @@ func (aww *Awwan) init(baseDir string) (err error) {
 		return err
 	}
 
-	fmt.Printf("--- BaseDir: %s\n", aww.BaseDir)
+	log.Printf(`--- BaseDir: %s`, aww.BaseDir)
 
 	aww.cryptoc = newCryptoContext(aww.BaseDir)