Use carat ranges for all Pelias Dependencies

The overhead of having to merge a Greenkeeper PR for every single change to
every single repository (which leads to cascading PRs), is too much.

Connects https://github.com/pelias/pelias/issues/366

package.json

@@ -50,16 +50,16 @@
     "joi": "^13.1.3",
     "locale": "^0.1.0",
     "lodash": "^4.17.4",
-    "markdown": "0.5.0",
+    "markdown": "^0.5.0",
     "morgan": "^1.8.2",
-    "pelias-categories": "1.2.0",
-    "pelias-config": "3.0.2",
-    "pelias-labels": "1.8.0",
-    "pelias-logger": "0.4.2",
-    "pelias-microservice-wrapper": "1.4.0",
-    "pelias-model": "5.5.2",
-    "pelias-query": "9.1.1",
-    "pelias-sorting": "1.2.0",
+    "pelias-categories": "^1.2.0",
+    "pelias-config": "^3.0.2",
+    "pelias-labels": "^1.8.0",
+    "pelias-logger": "^0.4.2",
+    "pelias-microservice-wrapper": "^1.4.0",
+    "pelias-model": "^5.5.2",
+    "pelias-query": "^9.1.1",
+    "pelias-sorting": "^1.2.0",
     "predicates": "^2.0.0",
     "retry": "^0.12.0",
     "stable": "^0.1.8",
@@ -72,14 +72,14 @@
     "istanbul": "^0.4.2",
     "jshint": "^2.5.6",
     "nsp": "^3.0.0",
-    "pelias-mock-logger": "1.3.0",
+    "pelias-mock-logger": "^1.3.0",
     "precommit-hook": "^3.0.0",
     "proxyquire": "^2.0.0",
     "semantic-release": "^15.1.4",
     "source-map": "^0.7.0",
-    "tap-dot": "1.0.5",
+    "tap-dot": "^1.0.5",
     "tape": "^4.5.1",
-    "tmp": "0.0.33",
+    "tmp": "^0.0.33",
     "uglify-js": "^3.0.4"
   },
   "pre-commit": [