Bump version string to 0.16.0 (#863)

Ramon Nogueira · web-flow · commit 457d67e3f41e · 2018-08-13T14:57:08.000-07:00
diff --git a/opencensus.go b/opencensus.go
@@ -17,5 +17,5 @@ package opencensus // import "go.opencensus.io"
 
 // Version is the current release version of OpenCensus in use.
 func Version() string {
-	return "0.15.0"
+	return "0.16.0"
 }

Original file line number	Diff line number	Diff line change
`@@ -17,5 +17,5 @@ package opencensus // import "go.opencensus.io"`
`17`	`17`
`18`	`18`	`// Version is the current release version of OpenCensus in use.`
`19`	`19`	`func Version() string {`
`20`		`- return "0.15.0"`
	`20`	`+ return "0.16.0"`
`21`	`21`	`}`