- [x] open non-gemini links externally and display differently
 - [ ] keyboard navigation
   - vim-style
   - scroll
   - highlight and follow links
   - forward and back
   - url bar
 - [ ] search in page
 - [ ] work with search pages
 - [x] stdlib url parsing in gemini module
 - [x] nice typography
 - [x] html templates
 - [ ] deal with non utf8 charsets