Returned tracy 2.7 support (#41)

* Returned tracy 2.7 support

* Removed typehint to be compatible with Tracy\Logger

* Added test to access priority

* Changed test - level_name should be info

* Spaces > tabs

Fix test failures (#39)

Fix test failures

Merge pull request #37 from jankonas/remove-dependency

Move nette/caching to dev dependencies

apply and enforce kdyby/coding-standard

fix autoloading exceptions

normalised readme

Set logger into services implementing LoggerAwareInterface

[Closes #21]

Convert to short arrays

Extension: priority value in separate tag

Require Nette 2.3