completed rename. merged crates to features

features/src/lib.rs

@@ -0,0 +1,15 @@
+#[macro_use]
+extern crate approx;
+
+pub mod structs;
+pub mod color;
+pub mod canvas;
+pub mod matrix;
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn it_works() {
+        assert_eq!(2 + 2, 4);
+    }
+}