cleanup: remove whitespace noise in cr_touch

No funcional changes, just a whitespace cleanup of cr_touch sources,
not cleaned up in commit b33d19cb833ff2160bffee80cba960935a40b682.
Bugfix #7: CRTouch: Some release events are omitted

The RTST flag (pressed touch) does not depend on the RTSRDY flag
(new coordinate data).
Bugfix #8: CRTouch: TouchPending signal unused

The TouchPending signal can be turned on/off by commenting/uncommenting
the CRTCH_ENABLE_TOUCHPENDING definition.
cleanup: remove whitespace noise in d4dlcdhw_sqm4_eb

No functional changes, just a whitespace cleanup of d4dlcdhw_sqm4_eb sources.
d4dlcdhw_sqm4_eb: FRD5040TPT display (5", 800x480 px) timing fixed
D4D_ prefix added to all CRTCH-related macros.
Missing mouse-related declarations conditioned by D4D_LLD_MOUSE

... to get rid of those annoying "declared but never referenced" warnings
Merge pull request #9 from ymanCZ/sqm4

CRTouch improvements + FRD5040TPT display support