Bump to v0.7.1 on development branch.

Updatge .travis.yml for current Node.js builds.

Author: ChrisRus

.travis.yml

@@ -1,9 +1,4 @@
 language: node_js
 node_js:
-  - "0.10"
-  - "0.11"
-  - "0.12"
-  - "4.1.0"
-  - "5.1.0"
-  - "iojs"
-  - "iojs-v1.0.4" 
+  - "6.10"
+  - "7.9"

package.json

@@ -1,7 +1,7 @@
 {
   "name": "jsgraph",
-  "version": "0.7.0",
-  "description": "Generic directed graph container, and visitor algorithms based on a port of the Boost C++ Graph Library API.",
+  "version": "0.7.1",
+  "description": "DirectedGraph container class + BFT/DFT/transpose algorithms inspired by Boost C++ Graph Library API.",
   "main": "src/arc_core_graph.js",
   "scripts": {
     "test": "mocha -R spec ./test/test-jsgraph.js"