Update to 1.14.99.2

Changes from 1.14.99.1 to 1.14.99.2:

• Fix hanging if a script spawn a process and it still run after the scripts finish
• Prevent potential hang with lua scripts
• For http mirror first try to get the list from the full path and then fallback on the root one if we didn't find anything.
• Add a debug message if obtaining the lock fails

Approved by: bapt