Clamp battery meter to 100%

src/sensors/battery.rs

@@ -1,3 +1,4 @@
+use std::cmp;
 use std::fs::File;
 use std::io::SeekFrom;
 use std::io::prelude::*;
@@ -55,7 +56,7 @@ impl Sensor for BatterySensor {
     }
 
     fn status(&self) -> String {
-        format!("{}%", self.percentage)
+        format!("{}%", cmp::min(100, self.percentage))
     }
 
     fn process(&mut self) {