id,node_id,number,title,user,state,locked,assignee,milestone,comments,created_at,updated_at,closed_at,author_association,pull_request,body,repo,type,active_lock_reason,performed_via_github_app,reactions,draft,state_reason
487847945,MDExOlB1bGxSZXF1ZXN0MzEzMDA3NDgz,56,Escape the table name in populate_fts and search.,49260,closed,0,,,2,2019-09-01T06:29:05Z,2019-09-02T17:23:21Z,2019-09-02T17:23:21Z,CONTRIBUTOR,simonw/sqlite-utils/pulls/56,"The table names weren't escaped using double quotes in the populate_fts method. 

Reproducible case: 
```
>>> import sqlite_utils
>>> db = sqlite_utils.Database(""abc.db"")
>>> db[""http://example.com""].insert_all([
...     {""id"": 1, ""age"": 4, ""name"": ""Cleo""},
...     {""id"": 2, ""age"": 2, ""name"": ""Pancakes""}
... ], pk=""id"")
<Table http://example.com (id, age, name)>
>>> db[""http://example.com""].enable_fts([""name""])
Traceback (most recent call last):
  File ""<input>"", line 1, in <module>
    db[""http://example.com""].enable_fts([""name""])
  File ""/home/amjith/.virtualenvs/itsysearch/lib/python3.7/site-packages/sqlite_utils/db.py"", l
ine 705, in enable_fts
    self.populate_fts(columns)
  File ""/home/amjith/.virtualenvs/itsysearch/lib/python3.7/site-packages/sqlite_utils/db.py"", l
ine 715, in populate_fts
    self.db.conn.executescript(sql)
sqlite3.OperationalError: unrecognized token: "":""
>>> 
```",140912432,pull,,,"{""url"": ""https://api.github.com/repos/simonw/sqlite-utils/issues/56/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",0,