main features:

• add code-generator for optimal bitfields; add tests
• new Canonical sexpr module with printer and parser

new functions:

• CCSeq: Add for_all and exists

• feat(sexp): expose last location in decoder

• feat(CCChar): add CCChar.Infix

• feat(CCString): add CCString.foldi

• feat(CCFormat): add string_lines combinator

• feat(CCList): update with regards to partition_map

• add CCList.cons'

• implement {of,add}_*_with family of function in CCMap with update (#352)

• add CCMap.of_{list,iter,seq}_with functions

• add CCHashtbl.{of,add}_{list,seq,iter}_with

• Fix integer overflow warning on jsoo (#346)

• updated fuzzer scripts