DiscIO: Move some raw pointers over to unique_ptr
DolphinWX: Use normal instantiation of wxTimer in HotkeyDlg
Merge pull request #921 from lioncash/unique

DiscIO: Move some raw pointers over to unique_ptr
Merge pull request #932 from lioncash/ptr

DolphinWX: Use normal instantiation of wxTimer in HotkeyDlg