liq| shadergraph| rm|: rsl type conversion - 4. SHADER_METHOD_BODY_I is replaced by NodePlugConnectionMgr, reset data.
liq|: support "int" in PL file - 3. support int/bool for rm
liq| shadergraph| rm|: rsl type conversion - 5. refactor, rm_nodePlugInfo, map --> vector
liq| shadergraph| rm|: rsl type conversion - 6. put NodePlugInfo::add() in OutputHelper::addRSLVariable() to recode parameter 'colorR'
liq| shadergraph| rm|: rsl type conversion - 7. + convertMayaTypeToRSLFloat()