Rename things

Author: usbalbin

Cargo.toml

@@ -140,8 +140,8 @@ name = "cordic"
 required-features = ["cordic"]
 
 [[test]]
-name = "pwm"
+name = "tests"
 harness = false
 
 [lib]
-test = false
+test = false

tests/pwm.rs renamed to tests/tests.rs

@@ -95,7 +95,7 @@ mod tests {
     }
 
     #[test]
-    fn foo() {
+    fn pwm() {
         use super::*;
 
         // TODO: Is it ok to steal these?