fix Preflib URL (v0.3.1)

DESCRIPTION

@@ -1,7 +1,7 @@
 Package: PlackettLuce
 Type: Package
 Title: Plackett-Luce Models for Rankings
-Version: 0.3.0
+Version: 0.3.1
 Authors@R: c(person("Heather", "Turner",
         email = "ht@heatherturner.net", role = c("aut", "cre"),
         comment = c(ORCID = "0000-0002-1256-3375")),

NEWS.md

@@ -1,3 +1,7 @@
+# PlackettLuce 0.3.1
+
+* Fix Preflib URL.
+
 # PlackettLuce 0.3.0
 
 * Now correctly handles cases where intermediate tie orders are not observed, fixing corresponding tie parameters to zero (#42).

cran-comments.md

@@ -1,18 +1,16 @@
 ## Comments
 
-This submission fixes the warnings on Windows in the CRAN checks.
+This resubmission fixes the Preflib URL, as requested
 
 ## Test environments
 
-1. (Local) Ubuntu 20.04.1 LTS, R 4.0.2       
-2. (Local) Windows 10, R 4.0.2
-3. (R-hub) Windows Server 2008 R2 SP1, R-devel, 32/64 bit
+1. (Local) Windows 10
+2. (R-hub) Windows Server 2008 R2 SP1, R-devel, 32/64 bit
+3. (R-hub) Ubuntu Linux 16.04 LTS, R-release, GCC
 4. (Win-builder) Windows Server 2008 (64-bit), R-devel
 
 ### Check results
 
-Checks return a note regarding URLs/DOIs. This is a false alarm: all the links redirect to valid pages on jstor.org.
+Checks still return a note regarding URLs/DOIs which are valid links to pages on jstor.org.
 
-## revdepcheck results
-
-The reverse dependencies, ClimMobTools and PLMIX, pass check locally with this version.
+Check 2 returns warning of mis-spelled words which are actually correct.

vignettes/plackettluce.bib

@@ -46,7 +46,7 @@ @inproceedings{Mattei2013
 publisher = {Springer},
 series = {Lecture Notes in Artificial Intelligence},
 title = {{PrefLib: A Library of Preference Data}},
-url = {https://preflib.org},
+url = {https://www.preflib.org/},
 year = {2013}
 }
 @book{Luce1959,