Design analyses for php ported form sonar-java
Checks: new check CycleBetweenPackages (ported form sonar-java)
Squid: dependency visitor now scans method and function parameter lists for class usage
Squid: fix grammar (self, static), refactoring (dependency visitor)
Squid/dependency visitor: create test for class constant usage

Fixes #3
Squid/dependency visitor: create dependency from try catch

Fixes #2
Squid/dependency visitor: create dependency from instanceof

Fixes #1
Plugin/PhpUnit: add integration test coverage and overall test coverage parsers
Merge branch 'coverage'