fix byte-compiler warning
rm dotfiles-dir
compile init files in the background
indicate which user files are loading
enable column number mode
minor commenting
add slash at the end elpa dir
configure compile, diff, and ediff
remove redundant binding for ibuffer
add rainbow delimiters package
configure ansi colors for shell
configure abbrev
general settings
suppress compiler warning about pymacs-python-reference
+eldoc
tramp persistency file is moved to saves-dir, tramp-default-method ssh

locate-library was returning tramp persistency file instead of tramp.el
minor: remove redundant ref to gccsense