Merge branch 'maint'

* maint:
  maint: post-release administrivia
  version 3.5.4
  examples: reccalc: really compile cleanly in C99
  news: announce that Bison 3.6 drops YYERROR_VERBOSE
  news: update for 3.5.4
  style: fix spellos
  typo: succesful -> successful
  package: improve the readme
  java: check and fix support for api.token.raw
  java: style: prefer 'int[] foo' to 'int foo[]'
  build: fix syntax-check issues
  tests: recheck: work properly when the test suite was interrupted
  doc: c++: promote api.token.raw
  build: fix compatibility with old compilers
  examples: reccalc: compile cleanly in C99

examples/c/reccalc/parse.y

@@ -4,7 +4,11 @@
 // Emitted in the header file, before the definition of YYSTYPE.
 %code requires
 {
+  #ifndef YY_TYPEDEF_YY_SCANNER_T
+  # define YY_TYPEDEF_YY_SCANNER_T
   typedef void* yyscan_t;
+  #endif
+
   typedef struct
   {
     // Whether to print the intermediate results.
@@ -132,7 +136,6 @@ exp:
 
 %%
 // Epilogue (C code).
-
 #include "scan.h"
 
 result