more fixes for ext/mysql
Merge branch 'master' into str_size_and_int64

Conflicts:
	ext/date/php_date.c
add some overflow checks and use correct msg formatting in openssl
Merge branch 'str_size_and_int64' into str_size_and_int64_openssl

Conflicts:
	ext/openssl/openssl.c
Merge branch 'master' into str_size_and_int64
fix the length var datatype
Merge remote-tracking branch 'origin/master' into str_size_and_int64
basic fixes to ext/shmop
Add digest data_len overflow checks and few other fixes
Fix typo
basic fixes for ext/pgsql
some more fixes to ext/pgsql
basic fixes for ext/pdo
basic fixes to ext/pdo_sqlite
basic fixes to ext/pdo_pgsql
Support gmp_remroot() on GMP 4.1
Leftover: Bump version to 5.7.0
more fixes to ext/pdo and ext/pdo_pgsql
basic fixes to ext/pdo_firebird
basic fixes to ext/pdo_mysql