Update to CommonMark spec 0.26 (#55)
Update to CommonMark spec 0.26 (#55)

vsch/commonmark-java,jiakuan/commonmark-java,vsch/commonmark-java,jiakuan/commonmark-java,commonmark/commonmark-java,jiakuan/commonmark-java,atlassian/commonmark-java,commonmark/commonmark-java,atlassian/commonmark-java,vsch/commonmark-java,atlassian/commonmark-java,commonmark/commonmark-java