mruby-print gem

For particular environments which has 25 < n < 32 bit int. There is no cost even if you use 16/32bit int targets.

Add brances to macro parameter. It may be refactored as GET_UNPACK_{b,c} are used only by GETARG_{b,c}.

Use mrb_bool instead of int. This is for portability; based on e767ebf but iv_foreach_func must return int

Modified license information for mruby-random

Merge branch 'pr-add-mrb_ptr_as_string' of https://github.com/monaka/mruby into monaka-pr-add-mrb_ptr_as_string

Remove _obj_classname()

Add bitbucket git support.

Make array.c and vm.c share value_move().

Clean up string.c

Set MRB_TT_MODULE to Module.

Add mruby random

Rename API mrb_str_cat2() to mrb_str_cat_cstr(). This is for naming orthogonality. mrb_str_cat2() is also left for backward compatibility.

Fix the type of value that is returned by bit shift expression.

Add configuration macro MRB_PARSER_BUF_SIZE.

add method(uniq, -, |, &, flatten, compact) of Array to mruby-array-ext

add mruby-hash-ext mrbgem, and method: Hash#merge!

add Enumerable#each_cons/each_slice/group_by