eeschema: add SCH_SHEET_PIN_T in ParentItems collector, convert...

eeschema: add SCH_SHEET_PIN_T in ParentItems collector, convert sch_collectors.* to native unix format

eeschema/sch_collectors.cpp

@@ -137,6 +137,7 @@ const KICAD_T SCH_COLLECTOR::ParentItems[] = {
     SCH_GLOBAL_LABEL_T,
     SCH_HIERARCHICAL_LABEL_T,
     SCH_COMPONENT_T,
+    SCH_SHEET_PIN_T,
     SCH_SHEET_T,
     EOT
 };