Remove the menu bar enabling added by mistake
Set large file warning to 30MB
Fix smart-open-line, add more chars to regexp in align-columns, add pull-up-line
Add function to exchange string1 and string2 in the buffer or selected region
Update cperl customizations
Make C-j call pull-up-line in cperl mode too; add documentation on how
to use registers to optimize copy-paste actions
Couldn't live without auto-complete; added it back. Added cperl mode to
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