Use GeoIP2-City.mmdb as default database
Skip some tests if the database is to depth for the test
Metadata is always in memory.
Jump to disk functions in STANDARD_MODE

This is totaly wrong. It should be the other way around the disk function jumps
to the faster functions. Also only the slow functions need error checking and
memory. But it is ok for now. We switch back if the tests work.
Use names not name
Handle boolean datatype
Update version number 0.2 b/c boolean is a new datatype
dump can handle boolean data
Add v4 test database with boolean data
Update v4-28.mmdb b/c the database file was broken.
Add boolean test. Unfortunately there is a bug in the diskbased code somewhere
Skip MMDB_MODE_STANDARD test. It fails currently