Remove unused feature tag

Cargo.lock

@@ -18,7 +18,6 @@ dependencies = [
  "serde_json 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "steven_blocks 0.0.1",
  "steven_gl 0.0.1",
- "steven_openssl 0.0.1",
  "steven_resources 0.1.0",
  "steven_shared 0.0.1",
  "time 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -497,14 +496,6 @@ dependencies = [
  "libc 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "steven_openssl"
-version = "0.0.1"
-dependencies = [
- "libc 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "openssl-sys 0.7.8 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "steven_resources"
 version = "0.1.0"

src/main.rs

@@ -14,7 +14,6 @@
 
 #![recursion_limit="300"]
 #![feature(const_fn)]
-#![feature(plugin)]
 
 extern crate sdl2;
 extern crate image;