dev#128218 : findall_check_array : add exception when findallby on empty array to match sql behaviour

add delete by with where string

See merge request !33

json encode rather than serialize for cache keys

See merge request !32

Adds basic delete, faster, bypass storm hooks and cascading

See merge request !31

Fix nesting level

See merge request !29

php 7.4 port

See merge request !28

add events notifications

See merge request !26

Storm_Test_VolatileUser::findAllBy(['left(login,2)' => 'zo'])

litte performance improvement

See merge request !27

fix reading first element in table in collection and loader

See merge request !23

Perfs phpunit

See merge request !22