Plc PID and CompPID, integration variables changed to double for higher accuracy

bcomp/lib/rt/src/rt_plc_bcomp.c

@@ -260,10 +260,10 @@ void CompPID_Fo_exec( plc_sThread *tp,
   float	bfold;
   float	ddiff;
   float	derold;
-  float	ut;
-  float	dut;
+  double ut;
+  double dut;
   float kd;
-  float	absut;
+  double absut;
   float	gain;
 
   pwr_sClass_CompPID *co = (pwr_sClass_CompPID *) o->PlcConnectP;

src/lib/rt/src/rt_plc_pid.c

@@ -397,10 +397,10 @@ void pid_exec(
 	float	bfold;
 	float	ddiff;
 	float	derold;
-	float	ut;
-	float	dut;
+	double	ut;
+	double	dut;
 	float	kd;
-	float	absut;
+	double	absut;
 	float	gain;
 
 /* Save old values */

src/wbl/pwrb/src/pwrb_c_pid.wb_load

@@ -931,7 +931,7 @@ SObject         pwrb:Class
       !*/
       Object OutWindup $Intern 54 
         Body SysBody
-          Attr TypeRef = "pwrb:Type-Float32"
+          Attr TypeRef = "pwrb:Type-Float64"
           Attr GraphName = "OutWindup"
 	  Attr Flags |= PWR_MASK_INVISIBLE
 	  Attr Flags |= PWR_MASK_STATE
@@ -943,7 +943,7 @@ SObject         pwrb:Class
       !*/
       Object AbsOut $Intern 55 
         Body SysBody
-          Attr TypeRef = "pwrb:Type-Float32"
+          Attr TypeRef = "pwrb:Type-Float64"
           Attr GraphName = "AbsOut"
 	  Attr Flags |= PWR_MASK_INVISIBLE
 	  Attr Flags |= PWR_MASK_STATE