* Upgrade UXStrings to version 0.7.0.
Add UXStrings 4 implementation (Ada.Containers.Vectors).
Use scenario variables in project files for choosing between UXStrings implementation UXS_VARIANT=UXS1..4.
Add Keep_Empty_Parts default parameter to Split.
* Change GNAT required version.
* Bring back strings_edit source codes from Simple Components since dependancies of SC puzzled Alire.
* Suppress 0.7.0 as it puzzles Alire checks.
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Co-authored-by: Alejandro R Mosteo <amosteo@unizar.es>
Blady-Com
7f0a45f50c