Merge branch 'master' of https://github.com/wasabiz/picrin
Merge branch 'master' of https://github.com/wasabiz/picrin
make contribs independant of the directory structure of picrin
remove miscommited test
Merge branch 'master' of https://github.com/wasabiz/picrin
Revert "make contribs independant of the directory structure of picrin"

This reverts commit cdee9d91349ba53a23244d1f3ea5061c8c074975.
number->string (exact number)

number->string in src/number.c
Supports arbitrary radix
mv FindREGEXP.cmake to under 10.regexp
Merge branch 'master' into refactor-contrib
Merge branch 'master' into refactor-contrib
Merge branch 'master' into refactor-contrib
add custom target `test-contrib` and make `make test` runs that
add test for regexp
add test for `for`
fix the test cases of `regexp-replace`
add test case for `null` of (picrin control for)
read +INF.0, +InF.0, +Nan.0, ...
write +inf.0, -inf.0, +nan.0, ...
Merge pull request #180 from KeenS/master

silence warning
refactor write