fix test on julia 0.6

Author: Alexander-Barth

test/test_time.jl

@@ -364,15 +364,15 @@ end
 
 # time ranges
 
-@test length(DateTimeNoLeap(2000, 01, 01):Day(1):DateTimeNoLeap(2000, 12, 31)) == 365
-@test length(DateTimeNoLeap(2000, 01, 01):Month(1):DateTimeNoLeap(2000, 12, 31)) == 12
+@test length(DateTimeNoLeap(2000, 01, 01):Dates.Day(1):DateTimeNoLeap(2000, 12, 31)) == 365
+@test length(DateTimeNoLeap(2000, 01, 01):Dates.Month(1):DateTimeNoLeap(2000, 12, 31)) == 12
 
 for T in [DateTimeStandard, DateTimeJulian, DateTimeProlepticGregorian,
           DateTimeAllLeap, DateTimeNoLeap, DateTime360Day]
 
     # end date is inclusive
-    @test length(T(2000, 01, 01):Month(1):T(2001, 1, 1)) == 13
-    @test length(T(2000, 01, 01):Year(1):T(2001, 1, 1)) == 2
+    @test length(T(2000, 01, 01):Dates.Month(1):T(2001, 1, 1)) == 13
+    @test length(T(2000, 01, 01):Dates.Year(1):T(2001, 1, 1)) == 2
 end
 
 # if @isdefined DataArrays