Fixed warning about fall through which could have caused problems when space characters added to set of word characters.
Fixed warning about fall through which could have caused problems when
space characters added to set of word characters.

rhaberkorn/scintilla-mirror,rhaberkorn/scintilla-mirror,rhaberkorn/scintilla-mirror,rhaberkorn/scintilla-mirror,rhaberkorn/scintilla-mirror,rhaberkorn/scintilla-mirror,rhaberkorn/scintilla-mirror,rhaberkorn/scintilla-mirror