Update _posts/06-01-01-Databases.md

Found a typo on line 68:
  missing form another -> missing from another 
Update _posts/07-03-01-Password-Hashing.md

Typo Found on line 13:
 It will updated -> It will be updated 
Merge pull request #234 from dcbartlett/gh-pages

Typo in _post/ files