remove env_logger from App::build()

Cargo.toml

@@ -36,6 +36,7 @@ uuid = { version = "0.8", features = ["v4"] }
 [dev-dependencies]
 rand = "0.7.2"
 serde_json = "1.0"
+env_logger = "0.7"
 
 [profile.release]
 debug = true

bevy_app/Cargo.toml

@@ -10,4 +10,3 @@ edition = "2018"
 legion = { path = "../bevy_legion", features = ["serialize"] }
 libloading = "0.5.2"
 log = { version = "0.4", features = ["release_max_level_info"] }
-env_logger = "0.7"

bevy_app/src/app.rs

@@ -26,7 +26,6 @@ impl Default for App {
 
 impl App {
     pub fn build() -> AppBuilder {
-        env_logger::init();
         AppBuilder::new()
     }