Removed unused methods/files
replace templater-show on render
fixed non-static method
Merge pull request #31 from ministrest/fixedcategory

Category fixed
Merge pull request #26 from Hantim/Corrections

Removed unused methods/files
Insert and save refactoring
Removed return flags
Removed mistakes
Merge pull request #34 from Hantim/Insert_Refactoring

Insert and save refactoring
Added Current user property
Mistakes correction
Added camelCase
Correction from comments
Merge pull request #36 from Hantim/Current_User

Added Current user property
Added book ratings
fix notes and add star rating
fix notes ana update sheme sql