Added dependency injection to seeders

Author: JanHolger

src/main/java/org/javawebstack/framework/WebApplication.java

@@ -185,6 +185,8 @@ public WebApplication setAccessorAttribName(String name){
     public void addSeeder(String name, Seeder... seeder){
         if(seeder.length == 0)
             return;
+        for(Seeder seed : seeder)
+            injector.inject(seed);
         if(seeder.length > 1){
             addSeeder(name, new MergedSeeder(seeder));
             return;