ensure scheme in metadata table always be tms

lib/mbtiles.js

@@ -600,6 +600,9 @@ MBTiles.prototype.putInfo = function(data, callback) {
     }
     if (jsondata) stmt.run('json', JSON.stringify(jsondata));
 
+    // Ensure scheme in metadata table always be 'tms'
+    stmt.run('scheme', 'tms');
+
     var mbtiles = this;
     stmt.finalize(function(err) {
         if (err) return callback(err);

package.json

@@ -35,7 +35,7 @@
   },
   "devDependencies": {
     "tape": "~3.0.0",
-    "eslint": "~1.00.0",
+    "eslint": "~1.0.0",
     "eslint-config-unstyled": "^1.1.0"
   },
   "engines": {