Merge pull request #145 from NULLx76/v0.16.0

bump version to 0.16.0

Author: jdonszelmann

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ringbuffer"
-version = "0.15.0"
+version = "0.16.0"
 authors = [
     "Vivian Roest <[email protected]>",
     "Jana Dönszelmann <[email protected]>",