Merge pull request #2 from ktoso/patch-1

Cross link to swift-log and colorize snippets

Author: crspybits

README.md

@@ -1,8 +1,10 @@
 # swift-log-file
 
+[SwiftLog](https://github.com/apple/swift-log) compatible file log handler.
+
 ## Example: Just logging to a file
 
-```
+```swift
 let logFileURL = URL(/* your local log file here */)
 let logger = try FileLogHandler.fileLogger(label: "Foobar", localFile: logFileURL)
 
@@ -11,7 +13,7 @@ logger.error("Test Test Test")
 
 ## Example: Logging to both the standard output (Xcode console if using Xcode) and a file.
 
-```
+```swift
 let logFileURL = try getDocumentsDirectory().appendingPathComponent(logFileName)
 
 LoggingSystem.bootstrap { label in
@@ -31,4 +33,4 @@ let logger = Logger(label: "Test")
 
 Note in that last example, if you use `LoggingSystem.bootstrap`, make sure to create your `Logger` *after* the  `LoggingSystem.bootstrap` usage (or you won't get the effects of the `LoggingSystem.bootstrap`).
 
-For more examples, see the unit tests.
+For more examples, see the unit tests and refer to [apple/swift-log's README](https://github.com/apple/swift-log#the-core-concepts)