added del command for deleting properties

* using forked properties library until pr is merged

props.go

@@ -5,7 +5,7 @@ import (
   "fmt"
 
   "github.com/urfave/cli"
-  "github.com/magiconair/properties"
+  "github.com/oconnormi/properties"
 
   "github.com/oconnormi/props/version"
 )
@@ -54,9 +54,34 @@ func main() {
         if e != nil {
       		return cli.NewExitError("could not write file", 3)
       	}
+        fo.Close()
         return nil
       },
     },
+    {
+      Name:     "del",
+      Aliases:  []string{"d"},
+      Usage:    "deletes a property",
+      Action:   func (c *cli.Context) error {
+        key := c.Args().Get(0)
+        path := c.Args().Get(1)
+
+        p := properties.MustLoadFile(path, properties.UTF8)
+
+        p.Delete(key)
+
+        fo, err := os.Create(path)
+        if err != nil {
+      		return cli.NewExitError("could not create file", 2)
+      	}
+        _, e := p.WriteComment(fo, "#", properties.UTF8)
+        if e != nil {
+      		return cli.NewExitError("could not write file", 3)
+      	}
+        fo.Close()
+        return  nil
+      },
+    },
   }
   app.Run(os.Args)
 }

vendor/vendor.json

@@ -3,10 +3,12 @@
 	"ignore": "test",
 	"package": [
 		{
-			"checksumSHA1": "506eXGmFfB7mgzbMcsdT/UAXJgI=",
-			"path": "github.com/magiconair/properties",
-			"revision": "9c47895dc1ce54302908ab8a43385d1f5df2c11c",
-			"revisionTime": "2016-11-28T00:34:34Z"
+			"checksumSHA1": "LH4X/kevmgb7CQA53NcqKBzaA00=",
+			"path": "github.com/oconnormi/properties",
+			"revision": "688c939da3937df07f3a5e3ffb6e11690d370407",
+			"revisionTime": "2017-01-11T00:37:39Z",
+			"version": "fix_delete",
+			"versionExact": "fix_delete"
 		},
 		{
 			"checksumSHA1": "LMu1NsthSqcXfKu0m6YGPAmwBcY=",

version/version.go

@@ -9,7 +9,7 @@ import (
 var GitCommit string
 
 // The main version number that is being run at the moment.
-const Version = "0.1.1"
+const Version = "0.2.0"
 
 // A pre-release marker for the version. If this is "" (empty string)
 // then it means that it is a final release. Otherwise, this is a pre-release