Log Message:
Update to 1.49

Upstream changes:
1.49 2019-09-12T12:59:51Z
    - Fixing tests that fail on some old versions of Perl

1.48 2019-09-12T06:34:47Z
    - Added execution_history feature to enable tracking of multiple
      executes for prepared statements.
    - Added support for $dbh->table_info calls
    - Fixed bug rt91055 "insert IGNORE" doesn't raise last_insert_id
    - Fixed bug rt82243 Bug with Regex in DBD::Mock::Session

1.47 2019-09-06T10:03:39Z
    - Applied Max Carey's patch from rt86294 adding support for
      nested keys to fetchall_hashref
    - Added experimental Connection Callbacks feature
    - Fixed build for Perl v5.8

1.46 2019-09-04T12:02:08Z
    - Added git-repo url to meta-data
    - Fixed bug rt70587 Spelling Mistake
    - Added regex support to mock_add_resultset