0.7.0

• [dependencies] Bump pyknp from 0.4.4 to 0.4.5 #80
• [dependencies] Bump spacy from 2.2.4 to 2.3.2 #81
• [dependencies] Bump torch from 1.5.1 to 1.6.0 #82
• [closed] move allennlp to camphr_allennlp #79
• [dependencies] Bump hypothesis from 5.23.11 to 5.23.12 #73
• [dependencies] Bump pytest from 5.4.3 to 6.0.1 #66
• [closed] fix get_doc_char_span and covering span #78
• [closed] fix index error #77
• [closed] add lemma search to PatternSearch #76
• [dependencies] Bump pytextspan from 0.2.2 to 0.3.0 #74
• [closed] improve beamsearch performance for k ==1 #75
• [closed] use pyknp #71
• [closed] add normalizer to pattern search #70
• [closed] Pattern searcher becomes able to search with lemma and lower #65
• [closed] 形容詞接頭辞 into PART #63
• [closed] fix deps #62