Add oci_client_version() returning the runtime Oracle client library version - predominantly useful for the test suite

Relax autoconf support from 2.60 to 2.59. This is the version available on Centos/RHEL/Oracle Linux 5.6

- Fixed bug #54992: Stream not closed and error not returned when SSL CN_match
fails.

- Fixed bug #55007 (compiler fail after previous fail)

- BFN

- Added indirect method call through array variable (FR Bug #47160)

Fixed bug #51997 (SEEK_CUR with 0 value, returns a warning).

Fixed bug#51819 (Case discrepancy in timezone names cause Uncaught exception and fatal error)

- Fixed bug #54929 (Parse error with single quote in sql comment)

Added fabled hex2bin() function

- Fixed bug #54970 (SplFixedArray::setSize() isn't resizing)

Implemented FR #54561 (Expose ICU Version & ICU Data Version info).

Fixed bug #52104 (bindColumn creates Warning regardless of ATTR_ERRMODE settings).

Fixed bug #54484 (Empty string in json_decode doesn't reset json_last_error()).

MFH: Arithmetic speedup. Inlined most probable code-paths for arithmetic operations directly into executor.

Fixed bug #54910 (Crash when calling call_user_func with unknown function name)

Fixed bug #52496 (Zero exit code on option parsing failure).

Fixed bug #54946 (stream_get_contents infinite loop)

Fixed bug #54601 (Removing the doctype node segfaults)

Fixed bug #53848 (fgetcsv() ignores spaces at beginnings of fields).

Fixed bug #54137 (file_get_contents POST request sends additional line break).

- BFN

-fix bug 54935, php_win_err can lead to crash

implement streams metadata API per RFC

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