comment cleanup

[skip ci]
minor optimizations / style tweaks

	modified:   lib/IRC/Mode/Single.pm
	modified:   lib/IRC/Toolkit/ISupport.pm
cleanups

	modified:   lib/IRC/Mode/Set.pm
space after package names

	modified:   lib/IRC/Message/Object.pm
	modified:   lib/IRC/Mode/Set.pm
	modified:   lib/IRC/Mode/Single.pm
	modified:   lib/IRC/Toolkit.pm
	modified:   lib/IRC/Toolkit/Case.pm
	modified:   lib/IRC/Toolkit/Case/MappedString.pm
	modified:   lib/IRC/Toolkit/Colors.pm
	modified:   lib/IRC/Toolkit/ISupport.pm
	modified:   lib/IRC/Toolkit/Modes.pm
	modified:   lib/IRC/Toolkit/Numerics.pm
	modified:   lib/IRC/Toolkit/Role/CaseMap.pm
	modified:   lib/IRC/Toolkit/TS6.pm
travis; skip 5.19
ISupport->can inner sub should use $this

	modified:   lib/IRC/Toolkit/ISupport.pm
v0.088002

  - Fix $isupport->can()

  - Happy CPAN Day!