Dropping support for node 0.8

package.json

@@ -7,15 +7,15 @@
 	"private": false,
 	"contributors": [],
 	"dependencies": {
-		"async": "^1.0",
+		"async": "^1",
 		"iconv-lite": "^0.4",
-		"moment": "^2.0",
-		"utils-merge": "^1.0",
-		"winston": "^2.0"
+		"moment": "^2",
+		"utils-merge": "^1",
+		"winston": "^2"
 	},
 	"description": "Simplified SMPP implementation",
 	"devDependencies": {
-		"mocha": "^2.0",
+		"mocha": "^2",
 		"portfinder": "^0.4"
 	},
 	"keywords": [
@@ -29,7 +29,7 @@
 		"url": "https://github.com/larvit/larvitsmpp",
 		"type": "git"
 	},
-	"version": "0.1.14",
+	"version": "0.1.15",
 	"readmeFilename": "README.md",
 	"bugs": {
 		"url": "https://github.com/larvit/larvitsmpp/issues"