fix ISO reference number of String#=~.
add operator "!~".
Added rewrite of Array#[] to mruby-array-ext gem, so that arrays can be sliced
with Ranges (as a[1..-2])
String#length should be an alias of String#size
hash value of enumerable should be obtained from its elements; close #1658
hash value of enumerable should be obtained from its elements; close #1658
Increase test coverage of mruby-struct
describe call stack overwritten problem of mrb_get_backtrace; close #1661
escape non-ascii characters correctly in String#inspect
fix utf-8 codepage
add enable_debug to build_config.rb
add callback invocation from OP_DEBUG
clone Class/Module rightly
move range aware aget to array.c from mruby-array-ext gem
more accurate backtrace lineno
move Array#[] tests from mrbgems to test/t/array.rb
Array#[]= is now range aware
add semicolon after the statements
refactor parser lineno adjustment; ref #1667