Moved upload_photo to an example

examples/upload_photo.rs

@@ -0,0 +1,12 @@
+mod register;
+
+use std::error;
+
+fn main() -> Result<(), Box<error::Error>> {
+    let mastodon = register::get_mastodon_data()?;
+    let input = register::read_line("Enter the path to the photo you'd like to post: ")?;
+
+    mastodon.media(input.into())?;
+
+    Ok(())
+}