allow inlining (this did not provide a statistically significant performance boost - oh well)

src/ending.rs

@@ -6,6 +6,7 @@ pub struct Ending {
 }
 
 impl From<String> for Ending {
+    #[inline]
     fn from(string: String) -> Ending {
         let lines: Vec<&str> = string.lines().collect();
         let id = lines[0].replace("END ", "").to_string();