Changed splitTextBefore() and splitTextAfter() to use moveCharacters(), so that positions are always preserved
Changed splitTextBefore() and splitTextAfter() to use moveCharacters(), so that positions
are always preserved

corinthia/corinthia-editorlib,corinthia/corinthia-editor,corinthia/corinthia-editorlib,corinthia/corinthia-editorlib,corinthia/corinthia-editorlib,corinthia/corinthia-editor,corinthia/corinthia-editor,corinthia/corinthia-editorlib,corinthia/corinthia-editor,corinthia/corinthia-editor