gnu: Add r-blme.

* gnu/packages/cran.scm (r-blme): New variable.

gnu/packages/cran.scm

@@ -14129,3 +14129,24 @@ (define-public r-scrime
 Molecular Epidemiology\" (SCRIME).  The main focus is on SNP data, but most of
 the functions can also be applied to other types of categorical data.")
     (license license:gpl2)))
+
+(define-public r-blme
+  (package
+    (name "r-blme")
+    (version "1.0-4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "blme" version))
+       (sha256
+        (base32
+         "1ca2b0248k0fj3lczn9shfjplz1sl4ay4v6djldizp2ch2vwdgy2"))))
+    (build-system r-build-system)
+    (propagated-inputs `(("r-lme4" ,r-lme4)))
+    (home-page "https://github.com/vdorie/blme")
+    (synopsis "Bayesian linear mixed-effects models")
+    (description
+     "This package provides tools for maximum a posteriori estimation for
+linear and generalized linear mixed-effects models in a Bayesian setting.  It
+extends the lme4 package.")
+    (license license:gpl2+)))