Language file update
Correct various potential runtime errors flagged by Xcode analysis.
Allow for iso-8859-1 non-ASCII characters in sources.
Correct Track Split logic  (FS#1410)
Correct non GL mode area rendering for FLOAT converted buffers
Improve chartsymbols loading logic, again.
Correct Vector chart PlugIn rendereing of AREA objects in noGL mode.
3.3.1929