Merge pull request #42 from The-Dothraki/addPicture

Changed the 'invalid picture size' error handling
Merge pull request #43 from The-Dothraki/addPicture

Changed the 'invalid picture type' error handling
Merge pull request #44 from The-Dothraki/addPicture

The files are uploaded with extension in the name
added filter for albums and sort for albums and pictures
Merge pull request #45 from The-Dothraki/ratePicture

added filter for albums and sort for albums and pictures
style for rating for both album and picture
Merge pull request #46 from The-Dothraki/ratePicture

style for rating for both album and picture
small changes
Merge pull request #47 from The-Dothraki/ratePicture

small changes