use R6 class; remove data first and last elements --> simplify
authorBenjamin Auder <benjamin.auder@somewhere>
Sun, 26 Feb 2017 09:48:45 +0000 (10:48 +0100)
committerBenjamin Auder <benjamin.auder@somewhere>
Sun, 26 Feb 2017 09:48:45 +0000 (10:48 +0100)

No differences found