Fix bug with default settings value.
On branch master, changes to be committed:
	modified:   src/generalconfig.cpp
Reimplement special languages.
On branch master, changes to be committed:
	modified:   src/leptonlexer.cpp
	modified:   src/scintillaeditor.cpp
	modified:   src/syntaxhighlightmanager.cpp
	modified:   src/syntaxhighlightmanager.h