* PEP8 fixes/modifications * Update tld list * Fix up arrow bug. Closes #66 * Add optional config file for editing/adding palettes. * Simplify palette variable to only used values. Cycle through available palettes * Merge branch 'runtime_palette_switch' of https://github.com/machinedgod/urlscan into machinedgod-runtime_palette_switch * Fix crash when BROWSER not set. Closes #60, Fixes #63 * Don't handle mouse events. Fixes #65. * Hitting 'b' key now switches palettes * Allow https URLs for images * Add #51. Execute arbitrary expression for URL in place of opening browser. * More fixes for #48. Refresh screen after text browser use * Fix #49. Deduplication display issue. * Fix #50. Detect and add ability to remove escape char \ from URLs. * Fix #48. Prevent loading thread from affecting screen when using * terminal browsers. * Add g/G as top/bottom keyboard shortcuts. Fix #47