Merge branch 'killclosures' into killnitc

Conflicts:
	tests/sav/base_covar_int_alt1.res
	tests/sav/base_covar_int_alt3.res

diff --cc src/naive_interpreter.nit
Simple merge

diff --cc tests/sav/base_covar_int_alt1.res
index 5ad7994,26a6daf..19eee4c
--- 1/tests/sav/base_covar_int_alt1.res
--- 2/tests/sav/base_covar_int_alt1.res
+++ b/tests/sav/base_covar_int_alt1.res
@@@ -1,3 -1,3 +1,3 @@@
- Runtime error: Cast failed. Expected `OTHER`, got `Int` (../lib/standard/kernel.nit:455)
 -Runtime error: Cast failed (../lib/standard/kernel.nit:433)
++Runtime error: Cast failed. Expected `OTHER`, got `Int` (../lib/standard/kernel.nit:433)
  true
  true

diff --cc tests/sav/base_covar_int_alt3.res
index 047ff92,15f4701..cf10fad
--- 1/tests/sav/base_covar_int_alt3.res
--- 2/tests/sav/base_covar_int_alt3.res
+++ b/tests/sav/base_covar_int_alt3.res
@@@ -1,4 -1,4 +1,4 @@@
- Runtime error: Cast failed. Expected `OTHER`, got `Int` (../lib/standard/kernel.nit:455)
 -Runtime error: Cast failed (../lib/standard/kernel.nit:433)
++Runtime error: Cast failed. Expected `OTHER`, got `Int` (../lib/standard/kernel.nit:433)
  true
  true
  true