Appending the Paginator tree walker hint, instead of removing all the other hints.
Added docblock.
Added a test which verifies that the tree walkers are kept.
Allow query parameters starting with an underscore
Fixed name colision.
Add test for query paremeters starting with underscore
Allow to have non-distinct queries
Color message like the update tools
add missing hint about lifecycle callback
Add info tag around ATTENTION
Merge pull request #728 from armetiz/patch-1

Color message like the update tools
PersistentCollection - initialize coll - create failing tests
Initialize coll when using Collection methods inside PersistentCollection
do not initialize coll on add()
Update working-with-associations.rst

Always use the constant for sorting. If you use 'asc' it will not work.
Merge pull request #732 from trsteel88/patch-1

Update working-with-associations.rst
remove redundant require_once for TestInit.php
convert PersistentCollection functional tests to unit tests
Update Parser.php

Fix the docummentation for Parser::Literal()
Merge pull request #733 from Lumbendil/master

Update Parser.php