Fixed compiler error in string.
Made options of fcolop more logical.
Merged fitsr2c into fcolop.
Merged cpwcs into fcolop.
Improved FITS error message.
Merged fitsh in fcolop.
Renamed fcolop into fitstool, removed useless scripts.
Finalize fcolop to fitstool.
Really finalized fitstool.
Removed keyword tricks. Now using standard structures.