Add ERC: Token Bound Function Oracle AMM (#70)

* Add EIP: Token Bound Function Oracle AMM Contract

* Update eip-draft_fct_oracle_amm.md

* Update eip-draft_fct_oracle_amm.md

* Update and rename eip-draft_fct_oracle_amm.md to eip-7527.md

Updated Rationale and Reference Implementation

* Update eip-7527.md

* Update eip-7527.md

* Update eip-7527.md

* Update eip-7527.md

* Update eip-7527.md

* Update eip-7527.md

* Update eip-7527.md

* Update eip-7527.md

* Update eip-7527.md

* move from EIP to ERC

* Update erc-7527.md

* Fix code

* Update erc-7527.md

* Update erc-7527.md

* Update erc-7527.md

* Update erc-7527.md

* Update ERCS/erc-7527.md

Co-authored-by: xinbenlv <zzn-github@zzn.im>

* Update mainly Rationale and description

* Update ERCS/erc-7527.md

Co-authored-by: Sam Wilson <57262657+SamWilsn@users.noreply.github.com>

* Update ERCS/erc-7527.md

Co-authored-by: Sam Wilson <57262657+SamWilsn@users.noreply.github.com>

* Update ERCS/erc-7527.md

Co-authored-by: Sam Wilson <57262657+SamWilsn@users.noreply.github.com>

* Update ERCS/erc-7527.md

Co-authored-by: Sam Wilson <57262657+SamWilsn@users.noreply.github.com>

* Update abstract

* Update erc-7527.md

* Update motivation and title

* Update erc-7527.md

* Apply suggestions from code review

---------

Co-authored-by: Wong Shouhao <wongshouhao@outlook.com>
Co-authored-by: xinbenlv <zzn-github@zzn.im>
Co-authored-by: Sam Wilson <57262657+SamWilsn@users.noreply.github.com>