Merge pull request #394 from khanhicetea/0.x

[PHP 7.3 Critical bug] PCRE2 fix

Merge pull request #354 from bashilbers/patch-3

hardcoded queue prefix as constant

Merge pull request #352 from acrobat/sf4-support

Allow symfony 4 components

Release version 1.0.0 alpha 7

Release 0.12.4

Release version 1.0.0 alpha 6

Release version 1.0.0 alpha 5

Merge pull request #254 from pablofmorales/Pablo/IntervalInPopMessage

Use interval value instead of hard coded values

Merge pull request #231 from davidsteinsland/feature/file_driver_perm…

…issions

Added permissions for FlatFile

doctrine driver: Fix unbounded popMessage

No need to send all rows over the wire when we only need one.