Use upper-case naming (Topgrade) everywhere (#96)

src/self_renamer.rs

@@ -31,7 +31,7 @@ impl Drop for SelfRenamer {
         }
 
         match fs::rename(&self.temp_path, &self.exe_path) {
-            Ok(_) => debug!("Moved topgrade back from {:?} to {:?}", self.temp_path, self.exe_path),
+            Ok(_) => debug!("Moved Topgrade back from {:?} to {:?}", self.temp_path, self.exe_path),
             Err(e) => error!(
                 "Could not move Topgrade from {} back to {}: {}",
                 self.temp_path.display(),

src/steps/tmux.rs

@@ -92,7 +92,7 @@ pub fn run_in_tmux(args: &Option<String>) -> ! {
         tmux.new_session("topgrade").expect("Error creating a tmux session");
     }
 
-    tmux.run_in_session(&command).expect("Error running topgrade in tmux");
+    tmux.run_in_session(&command).expect("Error running Topgrade in tmux");
     tmux.build()
         .args(["kill-window", "-t", "topgrade:dummy"])
         .output()

src/steps/toolbx.rs

@@ -33,7 +33,7 @@ pub fn run_toolbx(ctx: &ExecutionContext) -> Result<()> {
     debug!("Toolboxes to inspect: {:?}", toolboxes);
 
     let mut topgrade_path = PathBuf::from("/run/host");
-    // Path of the running topgrade executable
+    // Path of the running Topgrade executable
     // Skip 1 to eliminate the path root, otherwise push overwrites the path
     topgrade_path.push(std::env::current_exe()?.components().skip(1).collect::<PathBuf>());
     let topgrade_path = topgrade_path.to_str().unwrap();