[daip] Closure plots

[Eric Greisen]

Michael Rupen wrote:
> Hi Eric --
> 
>   CAPLT seems to work fine, and has already given an interesting result --
> one of our closure amplitudes varies almost sinusoidally with time :{
> One minor bug is that the x-axis labels do not appear if there are fewer
> than the maximum number of plots per page, e.g., if the total number
> of closure amlitudes isn't an even multiple of the number of plots per
> page.

I cannot confirm this - it passed all my tests (after I fixed the code 
specifying TRIANGLE which I needed to keep things small).

Eric