Merge pull request pcqpcq#308 from fartem/master

Added "Hash Checker" to "Tools" category

Author: Joker

categories/tools.md

@@ -67,7 +67,7 @@ App Name                   | Describe                  | Major Language
 ### H  
 App Name                   | Describe                  | Major Language             | Download
 :------------------------: | :------------------------ | :------------------------: | :------------------------:
- | | |
+[Hash Checker](https://github.com/fartem/hash-checker) | Fast and simple application for generating and comparison hashes from files or text | Java | [![Get it on Google Play](http://i.imgur.com/7sq06lr.png)](https://play.google.com/store/apps/details?id=com.smlnskgmail.jaman.hashchecker)
 
 ### I  
 App Name                   | Describe                  | Major Language             | Download