Lower serve latency

Closes #554

CHANGELOG.md

@@ -3,6 +3,8 @@
 ## 0.6.0 (unreleased)
 
 - Add support for content in multiple languages
+- Lower latency on serve before rebuilding from 2 to 1 second
+- Allow processing PNG and produced images are less blurry
 
 ## 0.5.1 (2018-12-14)
 

src/cmd/serve.rs

@@ -176,7 +176,7 @@ pub fn serve(
     let mut watching_static = false;
     let mut watching_templates = false;
     let (tx, rx) = channel();
-    let mut watcher = watcher(tx, Duration::from_secs(2)).unwrap();
+    let mut watcher = watcher(tx, Duration::from_secs(1)).unwrap();
     watcher
         .watch("content/", RecursiveMode::Recursive)
         .chain_err(|| "Can't watch the `content` folder. Does it exist?")?;