Fix #756: 1-dimensional arrays crash debugger, VE and Intellisense
Fix #756: 1-dimensional arrays crash debugger, VE and Intellisense

Always pass "dim" attribute as a JSON array, even if it only has a single element.

karthiknadig/RTVS,MikhailArkhipov/RTVS,karthiknadig/RTVS,karthiknadig/RTVS,AlexanderSher/RTVS,karthiknadig/RTVS,MikhailArkhipov/RTVS,AlexanderSher/RTVS,karthiknadig/RTVS,MikhailArkhipov/RTVS,AlexanderSher/RTVS,AlexanderSher/RTVS,karthiknadig/RTVS,karthiknadig/RTVS,MikhailArkhipov/RTVS,AlexanderSher/RTVS,MikhailArkhipov/RTVS,MikhailArkhipov/RTVS,AlexanderSher/RTVS,AlexanderSher/RTVS,MikhailArkhipov/RTVS