vars must be declared at the start of a block
parser_dump supports NODE_REGEX.
Remove needless comment
update String#gsub test
s must not be freed, removed space in exc msg
Merge pull request #857 from mattn/remove_comment

Remove needless comment
Merge pull request #853 from cremno/pluggable-regex-msvc-fix

MSVC: vars must be declared at the start of a block
Merge pull request #855 from masamitsu-murase/support_parser_dump_for_regexp_literal

parser_dump supports NODE_REGEX.
Merge pull request #860 from iij/pr-gsub-test

update String#gsub test
Merge pull request #861 from cremno/regexp-parser-bugfix

regexp parsing bug if unknown option is used
declare local variable at the start of a block in generated gem_test.c
Merge pull request #863 from nkshigeru/gemtest_for_vc

declare local variable at the start of a block in generated gem_test.c
add RData entrie to RVALUE union
Merge branch 'master' of github.com:mruby/mruby
rename RVALUE union members
print the error message before abort()
compile /a/ as ::Regexp.new("a")
fix access denied error at incremental build
Clean up mrbconf.h

- undef for windows is not used by default so comment it
- casting to the same type is not needed
- parenthesis are not needed for macro attributes separated by commas
- change order of MRB_NAN_BOXING and MRB_INT64 to simplify logic
Merge pull request #864 from nkshigeru/build_for_vc

fix access denied error at incremental build