* [stdlib] Add PEM Encoding/Decoding Module
* release notes
* Removed some unnecessary macro usages. Fixed memory handling with headers.
* Make end of line a parameter. Internal encode method -> function. Use more tmem. Remove t-functions.
* Update API
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Co-authored-by: Christoffer Lerno <christoffer@aegik.com>
Co-authored-by: Christoffer Lerno <christoffer.lerno@gmail.com>