Addressed PR comments

src/options/filter.rs

@@ -295,7 +295,6 @@ mod test {
     mod ignore_patterns {
         use super::*;
         use std::iter::FromIterator;
-        
 
         fn pat(string: &'static str) -> glob::Pattern {
             glob::Pattern::new(string).unwrap()

src/options/parser.rs

@@ -91,7 +91,7 @@ pub enum Strictness {
 
 /// Whether a flag takes a value. This is applicable to both long and short
 /// arguments.
-#[derive(Copy, Clone, PartialEq, Eq, Debug)]
+#[derive(PartialEq, Eq, Debug, Copy, Clone)]
 pub enum TakesValue {
 
     /// This flag has to be followed by a value.

src/theme/mod.rs

@@ -262,11 +262,11 @@ impl render::SizeColours for Theme {
         use number_prefix::Prefix::*;
 
         match prefix {
-            None                    => self.ui.size.number_byte,
             Some(Kilo | Kibi) => self.ui.size.number_kilo,
             Some(Mega | Mebi) => self.ui.size.number_mega,
             Some(Giga | Gibi) => self.ui.size.number_giga,
-            Some(_)                 => self.ui.size.number_huge,
+            Some(_)           => self.ui.size.number_huge,
+            None              => self.ui.size.number_byte,
         }
     }
 
@@ -274,11 +274,11 @@ impl render::SizeColours for Theme {
         use number_prefix::Prefix::*;
 
         match prefix {
-            None                    => self.ui.size.unit_byte,
             Some(Kilo | Kibi) => self.ui.size.unit_kilo,
             Some(Mega | Mebi) => self.ui.size.unit_mega,
             Some(Giga | Gibi) => self.ui.size.unit_giga,
-            Some(_)                 => self.ui.size.unit_huge,
+            Some(_)           => self.ui.size.unit_huge,
+            None              => self.ui.size.unit_byte,
         }
     }