Require imenu in basis/ido-imenu

It needs access to symbols that aren't autoloaded, so it errors if imenu
hasn't been explicitly loaded.
Get rid of SQL capitalization style inference

Make basis/recapitalize-sql-buffer an interactive command which prompts
for the target capitalization style.
Set tab-width for Python; something changes it
Set $LANG on Cygwin
Map C-w in Smartparens
Fix man->woman alias