Prepare release v2.0.1

.travis.yml

@@ -37,6 +37,9 @@ install:
   - echo "TRAVIS_GO_VERSION=$TRAVIS_GO_VERSION"
   - dep status -v
 
+after_success:
+  - make clean
+
 deploy:
   - provider: script
     skip_cleanup: true

acme/api/internal/sender/useragent.go

@@ -5,10 +5,10 @@ package sender
 
 const (
 	// ourUserAgent is the User-Agent of this underlying library package.
-	ourUserAgent = "xenolf-acme/2.0.0"
+	ourUserAgent = "xenolf-acme/2.0.1"
 
 	// ourUserAgentComment is part of the UA comment linked to the version status of this underlying library package.
 	// values: detach|release
 	// NOTE: Update this with each tagged release.
-	ourUserAgentComment = "detach"
+	ourUserAgentComment = "release"
 )