~tsdh/switchy-window

Release 1.3 with improved suggestion for substituting other-window
Release 1.2: no code changes but don't suggest adding lambdas to hooks
Bump version to trigger another ELPA build
Bump compat version
Fix Copyright notice
Fix terminology: last-recently-used is actually most-recently-used
Fix Makefile; silence byte-compiler
Rename to switchy-window
Adapt docstrings to pacify checkdoc
switchy-window: signal error if switchy-minor-mode is not enabled
Add README.md and a small fix
Document and improve