Install iwidgets2.2.0 in addition to 3.0.0. The older version is still
in use by some scripts and continues to come with itcl3.2. Change
maintainer to ports@
Approved by: maintainer's silence
previous commit message to bsd.port.mk, which said INSTALL_SHLIBS. Boo.)
Line up the rhs of variable assignments nicely. Remove a couple of extra
whitespaces while I'm here.
Suggested by: sobomax