Concentrated issues

Here is the list of the lines that generated the most issues.

File	Count	Analysis
/lib/Http2Driver.php:376	10	Undefined Constants Uses Default Values Could Make A Function Too Many Native Calls var_dump()... Usage Preprocessable
/lib/Root.php:540	9	Methods Without Return Must Return Methods Undefined Classes Should Use Local Class Undefined Interfaces Method Could Be Static Should Make Alias Typehint Must Be Returned Missing New ?
/lib/Root.php:546	9	Methods Without Return Must Return Methods Undefined Classes Should Use Local Class Undefined Interfaces Method Could Be Static Should Make Alias Typehint Must Be Returned Missing New ?
/lib/BodyParser.php:472	8	Iffectations Buried Assignation Mismatched Ternary Alternatives Nested Ifthen Assign And Compare Preprocessable
/lib/Http2Driver.php:887	8	Undefined Constants Uses Default Values Could Make A Function Too Many Native Calls Echo With Concat Preprocessable
/lib/Process.php:17	8	Used Once Variables (In Scope) Methods Without Return Empty Function Must Return Methods Unused Arguments Should Use Local Class Method Could Be Static Missing New ?
/lib/CommandClient.php:81	7	Methods Without Return Must Return Methods Unused Arguments Should Use Local Class Method Could Be Static Typehint Must Be Returned Missing New ?
/lib/Http2Driver.php:395	7	Must Return Methods Never Used Parameter Too Many Local Variables Typehint Must Be Returned Mismatched Default Arguments Missing New ? Method Signature Must Be Compatible
/lib/Root.php:526	7	Methods Without Return Must Return Methods Never Used Parameter Typehint Must Be Returned Mismatched Default Arguments Mismatched Typehint Missing New ?
/lib/Http2Driver.php:504	6	Undefined Constants Uses Default Values Could Make A Function Too Many Native Calls Echo With Concat Preprocessable
/lib/Logger.php:31	6	Used Once Variables (In Scope) Methods Without Return Empty Function Unused Arguments Should Use Local Class Method Could Be Static
/lib/Process.php:18	6	Methods Without Return Empty Function Must Return Methods Should Use Local Class Method Could Be Static Missing New ?
/lib/WatcherProcess.php:143	6	Uses Default Values Undefined Functions Check All Types Inconsistent Elseif Variable Is Not A Condition @ Operator
/lib/WatcherProcess.php:410	6	Methods Without Return Must Return Methods Undefined Classes Undefined Interfaces Typehint Must Be Returned Missing New ?
/lib/Websocket/Rfc6455Gateway.php:716	6	Must Return Methods Never Used Parameter Too Many Local Variables Typehint Must Be Returned Max Level Of Nesting Missing New ?
/lib/functions.php:486	6	Undefined Constants Iffectations PHP Keywords As Names Buried Assignation Overwritten Literals Undefined Functions
/lib/functions.php:501	6	Used Once Variables (In Scope) Methods Without Return Must Return Methods Unused Arguments Typehint Must Be Returned Missing New ?