Allow php 8 and symfony 5 components

• allowed php 8
• allowed symfony 5 components
• added static code analysis

Fixed Symfony 4.x depreciations

Merge pull request #78 from szymach/2.0

Resolved Symfony 4.x depreciation

Cast date/time/datetime values to DateTimeImmutable

Merge pull request #76 from szymach/2.0

Cast date/time/datetime values to DateTimeImmutable

Require stable FSi compnents

Merge pull request #72 from szymach/2.0

Require stable FSi components

v2.0.0

First stable release of the 2.x branch.

v1.1.5

Merge pull request #49 from norzechowicz/update-dependencies

Updated dependencies to support symfony3

New resource type

• Added ckeditor resource type based on https://github.com/egeloen/IvoryCKEditorBundle
• Refactorized internals of Repository class

New resource types

Added fsi_image and fsi_removable_file resource types

Setting resources' values is now easier

Added set($key, $value) method on repository

New resources

Added fsi_file and fsi_ckeditor resource types