Adds a test to check if an empty table is created from records if empty record list

[aad1tya]

#476
Table().from_records() should return an empty table.
[*] Wrote test for feature

Changes proposed:
To increase the code coverage I have added a test to check if an empty table is created when
an empty record is passed.

[coveralls]

Coverage: 92.739% (+0.04%) from 92.699% when pulling b499ba0 on aad1tya:records-notpresent into 5c814c7 on data-8:master.

[adnanhemani]

LGTM. Thanks!