Merge pull request #135 from iimarckus/oakintro

Add more stuff related to player naming.
Map connection wram labels
GetMapConnection
connection wram labels for each direction
connection hram labels
FillMapConnections
GetAnyMapBlockdataBank
EnterMapConnection
mixed up connection y/x offset wram labels
Merge pull request #136 from yenatch/master

Map connections, almost.
Merge remote-tracking branch 'pokecrystal/master'