v1.0.0

Changelog

8ae693c Add help/usage and exit gracefully on error
0f54e4d Merge branch 'master' of github.com:trashhalo/imgcat
edbeb66 Merge pull request #2 from meowgorithm/master
1f9ef8c double resolution with half characters fg/bg. fixes #3
acb122e go releaser
98974b5 initial
f513870 license
8fa33b7 readme
7e0dafb readme
268d7d6 support files on disk and up down to move between them
7ca35e5 upgrade sample to higher res version