Prepare 0.2.2 release (#191)

Author: ajreynol

NEWS.md

@@ -1,7 +1,7 @@
 This file contains a summary of important user-visible changes.
 
-ethos 0.2.2 prerelease
-======================
+ethos 0.2.2
+===========
 
 - The attribute `:signature` to specify the argument and return types of programs is now required.
 - Evaluation is now forbidden in types of parameters and in the argument types of programs.
@@ -10,7 +10,6 @@ ethos 0.2.2 prerelease
 - Adds the operator annotation `:right-assoc-non-singleton-nil` (resp. `:left-assoc-non-singleton-nil`). This annotation is similar to `:right-assoc-nil` but additionally collapses singleton lists to their single elements.
 
 
-
 ethos 0.2.1
 ===========
 

src/main.cpp

@@ -81,7 +81,7 @@ int main( int argc, char* argv[] )
     else if (arg=="--show-config")
     {
       std::stringstream out;
-      out << "This is ethos version 0.2.1." << std::endl;
+      out << "This is ethos version 0.2.2." << std::endl;
       out << std::endl;
       size_t w = 15;
       out << std::setw(w) << "tracing : ";