Upgrade bn.js and elliptic and limit node version to less than 0.10.36

.coveralls.yml

@@ -1 +1 @@
-repo_token: lBB0wwrjIH3RkwvTjkv8g5r4aUjcIUreC
+repo_token: 92KyB69bPowWlcfgXqc24kE5Qt60cCPba

.travis.yml

@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-- '0.10'
+- '0.10.35'
 notifications:
   hipchat:
     rooms:

package.json

@@ -61,13 +61,13 @@
     "bignum": "^0.9.0",
     "binary": "^0.3.0",
     "bindings": "=1.1.1",
-    "bn.js": "=0.15.0",
+    "bn.js": "=1.0.0",
     "brfs": "=1.0.0",
     "browserify-buffertools": "git://github.com/maraoz/browserify-buffertools.git",
     "bufferput": "git://github.com/bitpay/node-bufferput.git",
     "buffers": "=0.1.1",
     "buffertools": "=2.1.2",
-    "elliptic": "=0.15.12",
+    "elliptic": "=1.0.0",
     "hash.js": "=0.3.2",
     "jsrsasign": "=0.0.3",
     "preconditions": "^1.0.7",
@@ -100,7 +100,7 @@
   },
   "license": "MIT",
   "engines": {
-    "node": ">=0.10"
+    "node": ">=0.10 <0.10.36"
   },
   "devDependencies": {
     "browserify": "=3.40.0",