initial revision, including draft of Clock and outlines of TAI and Calendar
make diff times instances of Num
export addUTCTime and diffUTCTime
get TAI to compile
clean up Makefile
get Calendar to compile, make TestTime a proper test, create CurrentTime to show the current time
more haddock comments, timezone conversion functions
add dayToCalendar function, with test
more calendar functions, plus test for UTC - Calendar conversion
UT1 calendar functions, with test
clean up Makefile
remove -fglasgow-exts, add -Wall -Werror to all library modules
new Data.Fixed module with test, move System.Time.* to Fixed arithmetic
use realToFrac
getCurrentTimezone, with test
fix Enums to conform with Haskell 98 (and GHC 6.4)
use correct time C header
Makefile to clean properly
convert to Cabal
time-zone test