Mediator Implementation
Added NewFile and NewFolder to Mediator
Copy,Paste,Cut--- Mediator
Comments Sto mediator gia diefkrinisis, ekana kapies alages anagastika tha diavasete eki kai tha dite.
Implemented settingsButton to mediator
fixed newFile and newFolder and implemented openFile to mediator
Clean Up some Code.
Clean Up some Code.
Clean Up some Code.
Clean Up some Code.
Clean Up some Code.
Merge all branches.