Reopened Issue: [pykd-0.2.x] find symbol by name ("public" pdb) [11723]

```
>>> dbgCommand("x calc!CUIController::EditControlledSetText")
'00000000`ff406ce0 calc!CUIController::EditControlledSetText (<no parameter info>)\n'
```

```
>>> calc = module("calc")
>>> calc.offset("CUIController::EditControlledSetText")
Traceback (most recent call last):
File "<console>", line 1, in <module>
SymbolException: pyDia: CUIController::EditControlledSetText not found
```

```
>>> getOffset("calc!CUIController::EditControlledSetText")
Traceback (most recent call last):
File "<console>", line 1, in <module>
SymbolException: pyDia: CUIController::EditControlledSetText not found
```

### P.S.
```
>>> calc.findSymbol(0xff406ce0)
'CUIController::EditControlledSetText'
```