#197 HE330 image offset up & left starting w/ 2.90b4

[Tom S]

Error in b4, not b3

Default installation of 2.90 b4, no hacks, on a bare device

Using DiddleBug-english.prc, or
DiddleBug-v.2.90.b.3.prc from the b4 archive, any drawn
lines appear above and to the left of the stylus.

Affected devices:
HE 330 w/ 3.53 A29 ROM (last official release)
HE 330 w/ OS4 ROM

POSE w/ 3.53 developer ROM

Proper operation
DiddleBug-english.prc from b3 archive, on all platforms.