Fixing English error pet-peeve.

Rakefile

@@ -151,7 +151,7 @@ task :new_page, :filename do |t, args|
 end
 
 # usage rake isolate[my-post]
-desc "Move all other posts than the one currently being worked on to a temporary stash location (stash) so regenerating the site happens much quicker."
+desc "Move all other posts than the one currently being worked on to a temporary stash location (stash) so regenerating the site happens much more quickly."
 task :isolate, :filename do |t, args|
   stash_dir = "#{source_dir}/#{stash_dir}"
   FileUtils.mkdir(stash_dir) unless File.exist?(stash_dir)