PLUGIN
[FIX]: Fixed a warning message that appeared in case other plugins generated an unexpected output
INSTALLER
[NEW]: Implemented ZipArchive throttling
[NEW]: Added HTTP headers disabling caching during install
[FIX]: Charset and collate replace bug fixed
[FIX]: Fixed a bug when trying to duplicate a site in the same multisite
[FIX]: Automatically setting ZipArchive throttling for Siteground
[FIX]: Chunked the table prefix replace regex to work with large number of tables
[UPD]: Require site that is importing a package to run a version of Pro at or greater than the version that created the package
[UPD]: Improved instructions for manually removing the maintenance file generated by the installer.
