Fix a few typos
simplify $(echo $(command)) to $(command)

Note: This doesn't cover all instances of this pattern yet.
simplify Scientific Linux detection by using grep
Check the verbosity level inside verboseOut
Merge Mac OS and FreeBSD brances of a case block
de-duplicate code in detectColors
grep [F]inder -> grep Finder
Show WM theme as "Not Applicable" instead of "Not Present"

What did the backslash do there?

	'Musca') Win_theme="Not Present";;\
Remove bash function declaration syntax