update version number for release, add citation file

DESCRIPTION

@@ -1,7 +1,7 @@
 Package: areal
 Type: Package
 Title: Areal Weighted Interpolation
-Version: 0.1.4
+Version: 0.1.4.1
 Authors@R: c(
     person("Christopher", "Prener", , "[email protected]", c("aut", "cre"),
     comment = c(ORCID = "0000-0002-4310-9888")),

NEWS.md

@@ -1,3 +1,8 @@
+# areal 0.1.4.1
+
+* Finalize *Journal of Open Source Software* manuscript
+* **No changes to the software functionality**
+
 # areal 0.1.4
 
 * Fix issue where mixed interpolations with multiple extensive and intensive variables would get incorrect output containing two copies of the extensive results.

inst/CITATION

@@ -0,0 +1,13 @@
+citHeader("To cite package areal in publications, please use:")
+
+citEntry(entry="Article",
+  author = "Prener, Christopher and Revord, Charles",
+  title = "{areal: An R package for areal weighted interpolation}",
+  year = 2019,
+  journal = "{Journal of Open Source Software}",
+  doi = "10.21105/joss.01221",
+  url = "https://doi.org/10.21105/joss.01221",
+  volume = 4,
+  number = 36,
+  textVersion = "Prener, C. and C. Revord, 2019. areal: An R package for areal weighted interpolation. Journal of Open Source Software 4(36), https://doi.org/10.21105/joss.0122".
+)