Trying to fix CI

Practically revert commit that tightens the parsing, to un-break already-existing code.
This follows the IETF approach of being conservative in what you send, but liberal in what you receive.

Since previous commit broke existing applications,
revert parts of it, allowing strings broken into chunks.

Uncomment processing of APC_CONSTRAINTS (line 75)

Address YACC warning about POSIX not taking string literals

Keep experimenting with GCC bug workaround

An overkill, perhaps, providing workaround for GCC compiler bug

Experimenting to remedy compiler warning related to GCC bug

Update Node.js version from checkout@v2 to checkout@v4

Fix editing typo

Try to fix format-related compiler warnings for all systems

1. Address some compiler warnings (uninitialized vars).
2. Provide workaround for GCC compiler bug that remains outstanding for 3 years now.

Address compiler warnings on uninitialized variables

Address compiler warning

Address compiler warning

Address compiler warning

INTEGER to 64-bit native integer methods

aper: INTEGER longs to intmaxs

Copy operation

Class default syntax support

Update main README with supported encoding rules