Added date-calc per issue #1716

quicklisp · quicklisp · commit bc965226c564 · 2019-08-12T07:55:14.000-04:00
diff --git a/projects/date-calc/source.txt b/projects/date-calc/source.txt
@@ -0,0 +1 @@
+git https://github.com/ruricolist/date-calc.git

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+git https://github.com/ruricolist/date-calc.git`