Fixes some database lookup issues in re6st

* Point source to tagged commit
* Move symlinks to install section
* Use CREW_DEST_PREFIX
* Print message using CREW_PREFIX variable
* Symlink grandenet and re6stnet to sbin directory

Update cmake from 3.17.1 to 3.18.1

Update meson from 0.54.0 to 0.55.0

Update jdk8 from 8u251 to 8u261

Update php packages

Add libssl.so.1.0.0 symlink to libressl

Update php72 from 7.2.32 to 7.2.33

Update php73 from 7.3.20 to 7.3.21

Update php74 from 7.3.8 to 7.3.9

Add pre-built binaries for neovim