Consistencies

• Many C99 headers will be removed

• Many C++ headers which partially supports will be removed

• C99 headers for C90 is made.

• gcc warnings & error will be turned on for verbose debugging

Full Changelog: Rel-v6.24.18...Rel-v6.24.19

Full Changelog: Rel-v6.24.17...Rel-v6.24.18

Full Changelog: Rel-v6.23.17...Rel-v6.24.17

Full Changelog: Rel-v6.22.17...Rel-v6.23.17

Full Changelog: Rel-v6.22.16...Rel-v6.22.17

Full Changelog: Rel-v6.22.15...Rel-v6.22.16

What's Changed

• Enables the legacy by @yuisanae2f in #16

Full Changelog: Rel-v7.21.15...Rel-v6.22.15

What's Changed

• Rel v7.21.15 devel by @yuisanae2f in #14
• Docs by @yuisanae2f in #15

Full Changelog: Rel-v6.20.15...Rel-v7.21.15

Full Changelog: Rel-v6.20.14...Rel-v6.20.15