renamed source files appropriately

errors.go

@@ -0,0 +1,30 @@
+/*
+ * Mini Object Storage, (C) 2014,2015 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package main
+
+import "errors"
+
+var (
+	// fs
+	errFskey = errors.New("Key is needed to get the file")
+
+	// uri
+	errInvalidScheme = errors.New("Invalid URI scheme only s3:// supported")
+
+	// common
+	errInvalidbucket = errors.New("Invalid bucket name")
+)