beremiz

add button to ForceVariableDialog to toggle forced boolean value

Button is added only for boolean variables.
int CheckRetainBuffer(void)
{
return 1;
}
void ValidateRetainBuffer(void)
{
}
void InValidateRetainBuffer(void)
{
}
void Retain(unsigned int offset, unsigned int count, void *p)
{
}
void Remind(unsigned int offset, unsigned int count, void *p)
{
}