chore: eq-neq bool support and bitwise scalar support
chore: overloads for fheEq and fheNe
fix: reverts onchain when rhs is 0 in fheDiv-fheRem
feat: added support for scalar and,or,xor
chore: cleanup codegen
feat: adds euint128 and euint256 types
chore: removes ebool fheRandBounded and adds manual tests
feat: adds new types for fheRand
feat: adds trivialEncrypt for ebytesXXX
feat: adds fheEq fheNe ifThenElse for new types
chore: rename asyncDecrypt() to initGateway()
