Refactoring: merge call_frame and end_execute_data into single data structure. Keep only single copy of each argument on VM stack (previously ZE kept two copies of each arguments for user functions)

Use new zend_hash API

Fixed incorrect efree()

Prevent double resource free

Merge branch 'master' into phpng

* master: (41 commits)
fix test - output can be chunked
fix test
fix test
Fixed test for commit 997be125eb0228c5b1b6dd278f617791e7119

Merge branch 'master' into phpng

* master: (41 commits)
fix test - output can be chunked
fix test
fix test
Fixed test for commit 997be125eb0228c5b1b6dd278f617791e71192c6
Add bug fix to NEWS
Update UPGRADING according to bug fix
fix test
improve CURL tests to allow testing without separate server
improve CURL tests to allow testing without separate server
Fixed bug #67199 mb_regex_encoding mishmash
Fix bug #67248 (imageaffinematrixget missing check of parameters)
Fix bug #67247 spl_fixedarray_resize integer overflow
fix news
add tests stuff to README
Updated NEWS
Fix Linux specific fail in error traces (cherry-picked and fix for bug #67245) Linux apparently does not like memcpy in overlapping regions...
- Fixed off-by-one in phar_build (patch by crrodriguez at opensuse dot org)
- Move checking
- Fixed missing NULL check in SimpleXMLElement::xpath()
- Fixed missing NULL check
...

Conflicts:
ext/bz2/bz2.c
ext/gd/gd.c
ext/mbstring/php_mbregex.c
ext/session/tests/031.phpt
ext/simplexml/simplexml.c
ext/spl/spl_fixedarray.c

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ext/phar support (incomplete)

Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
- Fixed off-by-one in phar_build (patch by crrodriguez at opensuse dot org)

Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
- Fixed off-by-one in phar_build (patch by crrodriguez at opensuse dot org)

- Fixed off-by-one in phar_build (patch by crrodriguez at opensuse dot org)

Support for ext/phar (incomplete)

Support for ext/phar (incomplete)

Merge mainstream 'master' branch into refactoring
During merge I had to revert:
Nikita's patch for php_splice() (it probably needs to be applyed again)
Bob Weinand's patch

Merge mainstream 'master' branch into refactoring
During merge I had to revert:
Nikita's patch for php_splice() (it probably needs to be applyed again)
Bob Weinand's patches related to constant expression handling (we need to review them carefully)
I also reverted all our attempts to support sapi/phpdbg (we didn't test it anyway)

Conflicts:
Zend/zend.h
Zend/zend_API.c
Zend/zend_ast.c
Zend/zend_compile.c
Zend/zend_compile.h
Zend/zend_constants.c
Zend/zend_exceptions.c
Zend/zend_execute.c
Zend/zend_execute.h
Zend/zend_execute_API.c
Zend/zend_hash.c
Zend/zend_highlight.c
Zend/zend_language_parser.y
Zend/zend_language_scanner.c
Zend/zend_language_scanner_defs.h
Zend/zend_variables.c
Zend/zend_vm_def.h
Zend/zend_vm_execute.h
ext/date/php_date.c
ext/dom/documenttype.c
ext/hash/hash.c
ext/iconv/iconv.c
ext/mbstring/tests/zend_multibyte-10.phpt
ext/mbstring/tests/zend_multibyte-11.phpt
ext/mbstring/tests/zend_multibyte-12.phpt
ext/mysql/php_mysql.c
ext/mysqli/mysqli.c
ext/mysqlnd/mysqlnd_reverse_api.c
ext/mysqlnd/php_mysqlnd.c
ext/opcache/ZendAccelerator.c
ext/opcache/zend_accelerator_util_funcs.c
ext/opcache/zend_persist.c
ext/opcache/zend_persist_calc.c
ext/pcre/php_pcre.c
ext/pdo/pdo_dbh.c
ext/pdo/pdo_stmt.c
ext/pdo_pgsql/pgsql_driver.c
ext/pgsql/pgsql.c
ext/reflection/php_reflection.c
ext/session/session.c
ext/spl/spl_array.c
ext/spl/spl_observer.c
ext/standard/array.c
ext/standard/basic_functions.c
ext/standard/html.c
ext/standard/mail.c
ext/standard/php_array.h
ext/standard/proc_open.c
ext/standard/streamsfuncs.c
ext/standard/user_filters.c
ext/standard/var_unserializer.c
ext/standard/var_unserializer.re
main/php_variables.c
sapi/phpdbg/phpdbg.c
sapi/phpdbg/phpdbg_bp.c
sapi/phpdbg/phpdbg_frame.c
sapi/phpdbg/phpdbg_help.c
sapi/phpdbg/phpdbg_list.c
sapi/phpdbg/phpdbg_print.c
sapi/phpdbg/phpdbg_prompt.c

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Cleanup (1-st round)

Merge branch 'PHP-5.5' into PHP-5.6

Use better data structures (incomplete)

Use better data structures (incomplete)

Bump year

Bump year

Bump year

Remove outdate codes, make it clearer, although just a bit..

Remove some more unnecessary macros from phar

Remove version checks in phar

No need to keep around compatability code for PHP 5.0 and PHP 6.

Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
more check for php_stream_fopen_tmpfile failure

Merge branch 'PHP-5.3' into PHP-5.4

* PHP-5.3:
more check for php_stream_fopen_tmpfile failure

more check for php_stream_fopen_tmpfile failure