chore(package): update pg to version 4.4.6

http://greenkeeper.io/

package.json

@@ -66,7 +66,7 @@
     "lcov-result-merger": "^1.0.0",
     "lcov-result-merger": "^1.0.0",
     "mocha": "^2.4.2",
     "mocha": "^2.4.2",
     "mysql": "~2.10.0",
     "mysql": "~2.10.0",
-    "pg": "^4.2.0",
+    "pg": "^4.4.6",
     "pg-hstore": "^2.3.1",
     "pg-hstore": "^2.3.1",
     "pg-native": "^1.8.0",
     "pg-native": "^1.8.0",
     "sinon": "^1.17.3",
     "sinon": "^1.17.3",
@@ -95,21 +95,21 @@
     "jshint": "./node_modules/.bin/jshint lib test",
     "jshint": "./node_modules/.bin/jshint lib test",
     "teaser": "echo ''; node -pe \"Array(20 + process.env.DIALECT.length + 3).join('#')\"; echo '# Running tests for '$DIALECT' #'; node -pe \"Array(20 + process.env.DIALECT.length + 3).join('#')\";echo '';",
     "teaser": "echo ''; node -pe \"Array(20 + process.env.DIALECT.length + 3).join('#')\"; echo '# Running tests for '$DIALECT' #'; node -pe \"Array(20 + process.env.DIALECT.length + 3).join('#')\";echo '';",
     "test-unit": "./node_modules/.bin/mocha --globals setImmediate,clearImmediate --ui tdd --check-leaks --colors -t 15000 --reporter spec 'test/unit/**/*.js'",
     "test-unit": "./node_modules/.bin/mocha --globals setImmediate,clearImmediate --ui tdd --check-leaks --colors -t 15000 --reporter spec 'test/unit/**/*.js'",
-    "test-unit-mysql":"DIALECT=mysql npm run test-unit",
-    "test-unit-postgres":"DIALECT=postgres npm run test-unit",
-    "test-unit-postgres-native":"DIALECT=postgres-native npm run test-unit",
-    "test-unit-mariadb":"DIALECT=mariadb npm run test-unit",
-    "test-unit-sqlite":"DIALECT=sqlite npm run test-unit",
-    "test-unit-mssql":"DIALECT=mssql npm run test-unit",
-    "test-unit-all":"npm run test-unit-mysql && npm run test-unit-postgres && npm run test-unit-postgres-native && npm run test-unit-mssql && npm run test-unit-sqlite && npm run test-unit-mariadb",
+    "test-unit-mysql": "DIALECT=mysql npm run test-unit",
+    "test-unit-postgres": "DIALECT=postgres npm run test-unit",
+    "test-unit-postgres-native": "DIALECT=postgres-native npm run test-unit",
+    "test-unit-mariadb": "DIALECT=mariadb npm run test-unit",
+    "test-unit-sqlite": "DIALECT=sqlite npm run test-unit",
+    "test-unit-mssql": "DIALECT=mssql npm run test-unit",
+    "test-unit-all": "npm run test-unit-mysql && npm run test-unit-postgres && npm run test-unit-postgres-native && npm run test-unit-mssql && npm run test-unit-sqlite && npm run test-unit-mariadb",
     "test-integration": "./node_modules/.bin/mocha --globals setImmediate,clearImmediate --ui tdd --check-leaks --colors -t 15000 --reporter spec --grep \"$GREP\" 'test/integration/**/*.test.js'",
     "test-integration": "./node_modules/.bin/mocha --globals setImmediate,clearImmediate --ui tdd --check-leaks --colors -t 15000 --reporter spec --grep \"$GREP\" 'test/integration/**/*.test.js'",
-    "test-integration-mysql":"DIALECT=mysql npm run test-integration",
-    "test-integration-postgres":"DIALECT=postgres npm run test-integration",
-    "test-integration-postgres-native":"DIALECT=postgres-native npm run test-integration",
-    "test-integration-mariadb":"DIALECT=mariadb npm run test-integration",
-    "test-integration-sqlite":"DIALECT=sqlite npm run test-integration",
-    "test-integration-mssql":"DIALECT=mssql npm run test-integration",
-    "test-integration-all":"npm run test-integration-mysql && npm run test-integration-postgres && npm run test-integration-postgres-native && npm run test-integration-mssql && npm run test-integration-sqlite && npm run test-integration-mariadb",
+    "test-integration-mysql": "DIALECT=mysql npm run test-integration",
+    "test-integration-postgres": "DIALECT=postgres npm run test-integration",
+    "test-integration-postgres-native": "DIALECT=postgres-native npm run test-integration",
+    "test-integration-mariadb": "DIALECT=mariadb npm run test-integration",
+    "test-integration-sqlite": "DIALECT=sqlite npm run test-integration",
+    "test-integration-mssql": "DIALECT=mssql npm run test-integration",
+    "test-integration-all": "npm run test-integration-mysql && npm run test-integration-postgres && npm run test-integration-postgres-native && npm run test-integration-mssql && npm run test-integration-sqlite && npm run test-integration-mariadb",
     "test-mysql": "DIALECT=mysql npm test",
     "test-mysql": "DIALECT=mysql npm test",
     "test-sqlite": "DIALECT=sqlite npm test",
     "test-sqlite": "DIALECT=sqlite npm test",
     "test-postgres": "DIALECT=postgres npm test",
     "test-postgres": "DIALECT=postgres npm test",