Added tests for #485 issue
Fix #485 Issue about array-type in method parameters
LetVariable own case for variable array
VarDump avoid new variable if it not needed, fix fetch type
SymbolTable getVariable() work with isset operator before return
Added tests on array_merge
Remove copy-paste
You cannot assign not array type to array variable
Let allow copy variable to array
Merge pull request #486 from ovr/485_issue

485 issue