Update mysqlcc to 1.0.2.

No changelog, but at least, buildable with recent MySQL.

while here:
* removed OpenSSL related stuffs, no reason is found.
* set LICENSE=gnu-gpl-v2 (or later).
* drop needless definitions.
Updated databases/mysqlcc to 1.0.2
Fix build with -Woverloaded-virtual.
Add missing openssl & pcre dependencies. Bump PKGREVISION.
print-PLIST support for LUA_LDIR/LUA_CDIR.
Use LUA_CDIR. Bump revision.