Added function FCFrame to IFFrame.  This function transforms the FC inputs into a complete IF/FT data frame, with an additional column that identifies the test interval in which a failure was observed.  This last information is used to subset the data by test interval.
Added function FCFrame to IFFrame.  This function transforms the FC
inputs into a complete IF/FT data frame, with an additional column that
identifies the test interval in which a failure was observed.  This
last information is used to subset the data by test interval.

LanceFiondella/srt.core,arhik/srt.core,arhik/srt.core,LanceFiondella/srt.core,arhik/srt.core,LanceFiondella/srt.core,LanceFiondella/srt.core,LanceFiondella/srt.core,LanceFiondella/srt.core,arhik/srt.core