v1.0.8.7 new webGR link

DESCRIPTION

 Package: airGR
 Type: Package
 Title: Suite of GR Hydrological Models for Precipitation-Runoff Modelling
-Version: 1.0.8.6
+Version: 1.0.8.7
 Date: 2017-06-22
 Authors@R: c(
   person("Laurent", "Coron", role = c("aut", "trl")),
@@ -24,7 +24,7 @@ Description: Hydrological modelling tools developed
   rainfall-runoff models (GR4H, GR4J, GR5J, GR6J, GR2M, GR1A), a snowmelt module (CemaNeige)
   and the associated functions for their calibration and evaluation. Use help(airGR) for package description.
 License: GPL-2
-URL: https://webgr.irstea.fr/airGR/?lang=en
+URL: https://webgr.irstea.fr/en/airGR/
 NeedsCompilation: yes
 Encoding: UTF-8
 VignetteBuilder: knitr