First commit of partial RosettaCode contents.

Pushing this for testing purposes. Lots of work still needed.

Task/Infinity/Fortran/infinity-2.f

@@ -0,0 +1,2 @@
+real :: x
+real :: huge_real = huge(x)

Task/Infinity/Fortran/infinity.f

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+program to_f_the_ineffable
+   use, intrinsic :: ieee_arithmetic
+   integer :: i
+   real dimension(2) :: y, x = (/ 30, ieee_value(y,ieee_positive_inf) /)
+
+   do i = 1, 2
+      if (ieee_support_datatype(x(i))) then
+         if (ieee_is_finite(x(i))) then
+            print *, 'x(',i,') is finite'
+         else
+            print *, 'x(',i,') is infinite'
+         end if
+
+      else
+         print *, 'x(',i,') is not in an IEEE-supported format'
+      end if
+   end do
+end program to_f_the_ineffable