iCalendar-0.4: dependencies

Dependencies for iCalendar-0.4

library	base (>=4.5 && <5) base64-bytestring (>=1.0 && <1.1) bytestring (>=0.10 && <0.11) case-insensitive (>=0.4) containers (>=0.5 && <0.6) data-default (>=0.3) mime (>=0.4 && <0.5) mtl (>=2.1 && <2.2) network (>=2.4 && <2.5) old-locale parsec (>=3.1 && <3.2) text time (>=1.4 && <1.5)