fix(normalizePath): windows to POSIX (#304)

Author: markthree

src/core/context.ts

@@ -73,13 +73,17 @@ export class Context {
       .on('unlink', (path) => {
         if (!matchGlobs(path, globs))
           return
+
+        path = slash(path)
         this.removeComponents(path)
         this.onUpdate(path)
       })
     watcher
       .on('add', (path) => {
         if (!matchGlobs(path, globs))
           return
+
+        path = slash(path)
         this.addComponents(path)
         this.onUpdate(path)
       })