This also installs symlinks from "zeek" and "bro-config" to a wrapper
script that prints a deprecation warning.
The btests pass, but this is still WIP. broctl renaming is still
missing.
#239
Updated the find-bro-logs.test to output the correct list of log files.
The test now runs about 50 times faster.
Also corrected a typo on the "Log Files" documentation page.