Set SBCL_HOME even if using sbcl-system.
Muffle the output of (ql:quickload :shelly).
Set *load-verbose* NIL when loading Quicklisp.
Tweak bin/shly.
Fix arglist for ECL and ABCL.
Use asdf::truenamize instead of truename.
Prevent warnings of ABCL.
Add QUICKLISP_HOME to the config file.
Shelly doesn't use 'cl' command anymore.
Now CIM is not required. (Still I recommend it, though)
Prevent warnings.