Update rockspeck for v1.5

Author: AlexMili

rocks/torch-dataframe-1.5-0.rockspec

@@ -1,9 +1,10 @@
 package = "torch-dataframe"
 version = "1.5-0"
 source = {
-		url = "https://github.com/alexmili/torch-dataframe/archive/master.tar.gz",
-		dir = "torch-dataframe-master"
+	url = "https://github.com/alexmili/torch-dataframe/archive/v1.5-0.tar.gz",
+	dir = "torch-dataframe-1.5-0"
 }
+
 description = {
 		summary = "A Dataframe class for Torch",
 		detailed = [[