Resolve "Add in current chip-analysis functionality."

Closes #15 (closed)

test_data/design_diff_PE.txt

@@ -4,4 +4,4 @@ ENCLB568IYX	ENCSR729LGA	MCF-7	SP1	None	2	ENCLB336TVW	ENCFF330MCZ.fastq.gz	ENCFF2
 ENCLB678IDC	ENCSR217LRF	MCF-7	Control	None	1	ENCLB678IDC	ENCFF002DTU.fastq.gz	ENCFF002EFI.fastq.gz
 ENCLB336TVW	ENCSR217LRF	MCF-7	Control	None	2	ENCLB336TVW	ENCFF002EFG.fastq.gz	ENCFF002DTS.fastq.gz
 ENCLB552ACZ	ENCSR757EMK	MCF-7	SUZ12	None	1	ENCLB678IDC	ENCFF833EZX.fastq.gz	ENCFF161HBP.fastq.gz
-ENCLB568IYX	ENCSR757EMK	MCF-7	SUZ12	None	2	ENCLB336TVW	ENCFF776KZU.fastq.gz	ENCFF119KHM.fastq.gz
+ENCLB872TQR	ENCSR757EMK	MCF-7	SUZ12	None	2	ENCLB336TVW	ENCFF776KZU.fastq.gz	ENCFF119KHM.fastq.gz