lknovel.gemspec: Turn coding to encoding
Add load path to make ./bin/lknovel executable
Write gemspec summary and homepage
Fill README.md skel
Rename lknovel/version to lknovel/meta
Add pry-rescue for REPL driven development
Remove test from skel
Add lknovel/utils

Only has retryable for now
Add lknovel/image
Add test for lknovel/image
Add lknovel/chapter and chapter template
Add test for lknovel/chapter
Add lknovel/volume and front template