Bump mime dependency

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.2.9+1
+
+* Change version constraint for the `mime` dependency, so it accepts null-safe versions.
+
 ## 0.2.9
 
 * Update SDK constraint to `>=2.3.0 <3.0.0`.

pubspec.yaml

@@ -1,5 +1,5 @@
 name: shelf_static
-version: 0.2.9
+version: 0.2.9+1
 description: Static file server support for Shelf
 homepage: https://github.com/dart-lang/shelf_static
 
@@ -9,7 +9,7 @@ environment:
 dependencies:
   convert: '>=1.0.0 <4.0.0'
   http_parser: '>=0.0.2+2 <5.0.0'
-  mime: '>=0.9.0 <0.10.0'
+  mime: '>=0.9.0 <=1.0.0'
   path: '>=1.1.0 <2.0.0'
   shelf: '>=0.5.7 <0.8.0'