release version 0.1.5

Author: benegee

LibTrixi.jl/Project.toml

@@ -1,7 +1,7 @@
 name = "LibTrixi"
 uuid = "7e097bd5-a775-4bc1-90b6-ad92bd7220c1"
 authors = ["Michael Schlottke-Lakemper <michael@sloede.com>", "Benedict Geihe <bgeihe@uni-koeln.de>"]
-version = "0.1.5-pre"
+version = "0.1.5"
 
 [deps]
 MPI = "da04e1cc-30fd-572f-bb4f-1f8673147195"